Generate fruitful variants

I. Lvg Command:

shell> lvg -f:G -F:1:2

II. Test Cases:

neurological|nervous system
neurological|nervous systems
neurological|neuro
neurological|neurol
neurological|neurologic
neurological|neurological
neurological|neurologically
neurological|neurologies
neurological|neurologist
neurological|neurologists
neurological|neurology
hypokalemic|hypokalaemia
hypokalemic|hypokalaemias
hypokalemic|hypokalaemic
hypokalemic|hypokalemia
hypokalemic|hypokalemias
hypokalemic|hypokalemic
hypokalemic|hypokaliaemia
hypokalemic|hypokaliaemias
hypokalemic|hypokaliemia
hypokalemic|hypokaliemias
hypokalemic|hypopotassaemia
hypokalemic|hypopotassaemias
hypokalemic|hypopotassaemic
hypokalemic|hypopotassemia
hypokalemic|hypopotassemias
hypokalemic|hypopotassemic
hypokalemic|potassium depletion
thoracic electrical bioimpedance|TEB
thoracic electrical bioimpedance|TEB's
thoracic electrical bioimpedance|TEBs
thoracic electrical bioimpedance|thoracic electrical bioimpedance
NCI|NCI
NCI|National Cancer Institute
NCI|nCi's
NCI|nCis
NCI|nanocurie
NCI|nanocuries
NCI|negative chemical ionisation
NCI|negative chemical ionization
NCI|neuro-cognitive impairment
NCI|neuro-cognitive impairments
NCI|neurocognitive impairment
NCI|neurocognitive impairments
NCI|neuronal cytoplasmic inclusion
NCI|neuronal cytoplasmic inclusions
NCI|no cognitive impairment
NCI|no cognitive impairments
NCI|nuclear contour index
NCI|nuclear contour indexes
NCI|nuclear contour indices
medical|M
medical|M+
medical|M.E.D.
medical|M.E.D.'s
medical|M.E.D.s
medical|MED
medical|m
medical|m's
medical|med
medical|med's
medical|medical
medical|medicality
medical|medically
medical|medicals
medical|medicinal
medical|medicinally
medical|medicine
medical|medicines
medical|meds
medical|ms
medicals|M+
medicals|M.E.D.
medicals|M.E.D.'s
medicals|M.E.D.s
medicals|MED
medicals|m
medicals|m's
medicals|med's
medicals|medical
medicals|medicals
medicals|meds
medicals|ms
DA|Amsustain
DA|Amsustains
DA|Botallo's duct
DA|Botallo's ducts
DA|D-A
DA|DA
DA|Dalton's lymphoma
DA|Dalton's lymphomaer
DA|Dalton's lymphomaest
DA|Daltons lymphoma
DA|Daltons lymphomaer
DA|Daltons lymphomaest
DA|Danger Assessment
DA|Danger Assessmenter
DA|Danger Assessmentest
DA|Danger Assessments
DA|Dark Agouti
DA|Dark Agoutier
DA|Dark Agoutiest
DA|Dark Agouty
DA|Dark Agoutyer
DA|Dark Agoutyest
DA|Daughterless
DA|Day
DA|Days
DA|Diels Alder
DA|Diels Alders
DA|Diels-Alder
DA|Diels-Alders
DA|aorta descendens
DA|arterial canal
DA|arterial canals
DA|arterial duct
DA|arterial ducts
DA|arthroses
DA|arthrosis
DA|chemical dependence
DA|chemical dependences
DA|chemical dependencies
DA|chemical dependency
DA|chemically dependent
DA|da's
DA|darbepoetin alfa
DA|darbepoetin alfaer
DA|darbepoetin alfaest
DA|darbepoetin alpha
DA|darbepoetin alphaer
DA|darbepoetin alphaest
DA|darbepoetin α
DA|darbepoetin αer
DA|darbepoetin αest
DA|darbepoetin-alpha
DA|darbepoetin-alphaer
DA|darbepoetin-alphaest
DA|darbepoetin-α
DA|darbepoetin-αer
DA|darbepoetin-αest
DA|dark agouti
DA|dark agouties
DA|dark agoutis
DA|das
DA|daughter
DA|daughterly
DA|daughters
DA|daunomycin
DA|daunomyciner
DA|daunomycinest
DA|daunomycinner
DA|daunomycinnest
DA|daunomycins
DA|day
DA|dayer
DA|dayest
DA|dayyer
DA|dayyest
DA|decanoic acid
DA|decanoic acidder
DA|decanoic aciddest
DA|decanoic acider
DA|decanoic acidest
Helicobacter pylori neutrophil-activating protein A gene product|Helicobacter pylori neutrophil-activating protein A gene product
NCI|NCI
NCI|National Cancer Institute
NCI|nCi's
NCI|nCis
NCI|nanocurie
NCI|nanocuries
NCI|negative chemical ionisation
NCI|negative chemical ionization
NCI|neuro-cognitive impairment
NCI|neuro-cognitive impairments
NCI|neurocognitive impairment
NCI|neurocognitive impairments
NCI|neuronal cytoplasmic inclusion
NCI|neuronal cytoplasmic inclusions
NCI|no cognitive impairment
NCI|no cognitive impairments
NCI|nuclear contour index
NCI|nuclear contour indexes
NCI|nuclear contour indices
SC&M|S.C.M.
SC&M|S.C.M.'s
SC&M|S.C.M.s
SC&M|SC&M
SC&M|SCM
SC&M|SCM's
SC&M|SCMs
SC&M|Sasang constitutional medicine
SC&M|Society of Computer Medicine
SC&M|State Certified Midwife
SC&M|diastematomyelia
SC&M|diastematomyelias
SC&M|musculus sternocleidomastoideus
SC&M|scalene muscle
SC&M|scalene muscles
SC&M|sebocystomatosis
SC&M|secretory cell metaplasia
SC&M|secretory-cell metaplasia
SC&M|sensation, circulation, and motia
SC&M|sensation, circulation, and motion
SC&M|sensation, circulation, and motions
SC&M|serum-containing media
SC&M|serum-containing medium
SC&M|severe childhood malnutrition
SC&M|sex comb on midleg
SC&M|sex comb on midlegs
SC&M|single chain magnet
SC&M|single chain magnets
SC&M|single-chain magnet
SC&M|single-chain magnets
SC&M|software configuration management
SC&M|solids-corrected milk
SC&M|source code management
SC&M|spleen cell conditioned media
SC&M|spleen cell conditioned medium
SC&M|spleen cell-conditioned media
SC&M|spleen cell-conditioned medium
SC&M|spleen conditioned media
SC&M|spleen conditioned medium
SC&M|spleen-cell conditioned media
SC&M|spleen-cell conditioned medium
SC&M|spleen-cell-conditioned media
SC&M|spleen-cell-conditioned medium
SC&M|spleen-conditioned media
SC&M|spleen-conditioned medium
SC&M|split cord malformation
SC&M|split cord malformations
SC&M|split-cord malformation
SC&M|split-cord malformations
SC&M|spondylitic caudal myelopathies
SC&M|spondylitic caudal myelopathy
SC&M|standard case management
SC&M|standard case-management
SC&M|state certified midwives
SC&M|state-certified midwife
SC&M|state-certified midwives
SC&M|steatocystoma multiplex
SC&M|sterno-cleido-mastoid
SC&M|sterno-cleido-mastoids
SC&M|sternocleido-mastoid
SC&M|sternocleido-mastoids
SC&M|sternocleidomastoid
SC&M|sternocleidomastoid muscle
SC&M|sternocleidomastoid muscles
SC&M|sternocleidomastoids
SC&M|sternomastoid
SC&M|sternomastoid muscle
SC&M|sternomastoid muscles
SC&M|streptococcal cell membrane
SC&M|streptococcal cell membranes
SC&M|structuredness of cytoplasmic matrices
SC&M|structuredness of cytoplasmic matrix
SC&M|structuredness of cytoplasmic matrixes
SC&M|structuredness of cytoplasmic matrixs
SC&M|sub-clinical mastitis
SC&M|subclinical mastitis
SC&M|surface complexation model
SC&M|surface complexation models
SC&M|surface-connecting membrane
SC&M|surface-connecting membranes
acetal|acetal
acetal|acetalic
acetal|acetalise
acetal|acetalised
acetal|acetalises
acetal|acetalising
acetal|acetalization
acetal|acetalizations
acetal|acetalize
acetal|acetalized
acetal|acetalizes
acetal|acetalizing
acetal|acetals
anarchism|anarchic
anarchism|anarchical
anarchism|anarchically
anarchism|anarchism
anarchism|anarchist
anarchism|anarchistic
anarchism|anarchists
anarchism|anarchy
attraction|attract
attraction|attractability
attraction|attractable
attraction|attractance
attraction|attractancy
attraction|attractant
attraction|attractants
attraction|attracted
attraction|attracting
attraction|attraction
attraction|attractions
attraction|attractive
attraction|attractively
attraction|attractiveness
attraction|attractivity
attraction|attractor
attraction|attractors
attraction|attracts
calcium|CA's
calcium|CAs
calcium|Ca
calcium|calcic
calcium|calcium
calcium|calciums
calcium|lime
calcium|limes
classic|class
classic|classed
classic|classer
classic|classers
classic|classes
classic|classic
classic|classical
classic|classicalism
classic|classicalisms
classic|classicality
classic|classically
classic|classicism
classic|classicist
classic|classicistic
classic|classicists
classic|classics
classic|classier
classic|classiest
classic|classification
classic|classifications
classic|classified
classic|classifies
classic|classify
classic|classifying
classic|classing
classic|classism
classic|classy
classic|taxonomic
classic|taxonomies
classic|taxonomy
constriction|constrict
constriction|constricted
constriction|constrictedness
constriction|constricting
constriction|constriction
constriction|constrictions
constriction|constrictive
constriction|constrictively
constriction|constrictor
constriction|constrictors
constriction|constrictory
constriction|constricts
constriction|constricture
constriction|constrictures
dealing|deal
dealing|dealer
dealing|dealers
dealing|dealership
dealing|dealerships
dealing|dealing
dealing|deals
dealing|dealt
differential|DIFF
differential|diff
differential|diff's
differential|difference
differential|differences
differential|different
differential|differential
differential|differentiality
differential|differentially
differential|differentials
differential|differently
differential|differentness
differential|diffest
differential|diffs
echoencephalograph|echo-encephalogram
echoencephalograph|echo-encephalograms
echoencephalograph|echo-encephalographies
echoencephalograph|echo-encephalography
echoencephalograph|echoencephalogram
echoencephalograph|echoencephalograms
echoencephalograph|echoencephalograph
echoencephalograph|echoencephalographic
echoencephalograph|echoencephalographically
echoencephalograph|echoencephalographies
echoencephalograph|echoencephalographs
echoencephalograph|echoencephalography
epiallopregnanolone|EAP
epiallopregnanolone|EAP's
epiallopregnanolone|EAPs
epiallopregnanolone|epi-allopregnanolone
epiallopregnanolone|epiallopregnanolone
facilitate|facilitate
facilitate|facilitated
facilitate|facilitates
facilitate|facilitating
facilitate|facilitation
facilitate|facilitations
facilitate|facilitative
facilitate|facilitatively
facilitate|facilitativeness
facilitate|facilitator
facilitate|facilitators
facilitate|facilitatory
furunculus|boil
furunculus|boiler
furunculus|boilers
furunculus|boils
furunculus|furuncle
furunculus|furuncles
furunculus|furuncular
furunculus|furunculi
furunculus|furunculoid
furunculus|furunculus
hematologic|HemAT
hematologic|haemat
hematologic|haematologic
hematologic|haematological
hematologic|haematologically
hematologic|haematologies
hematologic|haematologist
hematologic|haematologists
hematologic|haematology
hematologic|hematologic
hematologic|hematological
hematologic|hematologically
hematologic|hematologies
hematologic|hematologist
hematologic|hematologists
hematologic|hematology
hypokalemic|hypokalaemia
hypokalemic|hypokalaemias
hypokalemic|hypokalaemic
hypokalemic|hypokalemia
hypokalemic|hypokalemias
hypokalemic|hypokalemic
hypokalemic|hypokaliaemia
hypokalemic|hypokaliaemias
hypokalemic|hypokaliemia
hypokalemic|hypokaliemias
hypokalemic|hypopotassaemia
hypokalemic|hypopotassaemias
hypokalemic|hypopotassaemic
hypokalemic|hypopotassemia
hypokalemic|hypopotassemias
hypokalemic|hypopotassemic
hypokalemic|potassium depletion
infarcted|infarct
infarcted|infarcted
infarcted|infarcting
infarcted|infarction
infarcted|infarctional
infarcted|infarctions
infarcted|infarcts
journalism|journal
journalism|journalise
journalism|journalised
journalism|journalises
journalism|journalising
journalism|journalism
journalism|journalist
journalism|journalistic
journalism|journalistically
journalism|journalists
journalism|journalize
journalism|journalized
journalism|journalizes
journalism|journalizing
journalism|journals
journalism|magazine
journalism|magazines
journalism|news writer
journalism|news writers
lymphocytopenic|lymphocytopenia
lymphocytopenic|lymphocytopenias
lymphocytopenic|lymphocytopenic
lymphocytopenic|lymphopenia
lymphocytopenic|lymphopenias
microanatomic|histologies
microanatomic|histology
microanatomic|micro-anatomic
microanatomic|micro-anatomical
microanatomic|micro-anatomy
microanatomic|microanatomic
microanatomic|microanatomical
microanatomic|microanatomically
microanatomic|microanatomy
microanatomic|microscopic anatomies
microanatomic|microscopic anatomy
myocardiac|myo-cardial
myocardiac|myocardia
myocardiac|myocardiac
myocardiac|myocardial
myocardiac|myocardially
myocardiac|myocardium
obligation|obligate
obligation|obligated
obligation|obligately
obligation|obligates
obligation|obligating
obligation|obligation
obligation|obligations
obligation|obligative
obligation|obligatively
obligation|obligatorily
obligation|obligatoriness
obligation|obligatory
p.s.p.|Metreta
p.s.p.|Metreton
p.s.p.|Metretons
p.s.p.|PSP
p.s.p.|Personal Security Preview
p.s.p.|Personal Security Previews
p.s.p.|Richardson syndrome
p.s.p.|Richardson's syndrome
p.s.p.|Steele Richardson Olszewski syndrome
p.s.p.|Steele-Richardson-Olszewski syndrome
p.s.p.|false pregnancies
p.s.p.|false pregnancy
p.s.p.|p.s.p.
p.s.p.|p.s.p.'s
p.s.p.|p.s.p.s
p.s.p.|pace-setting potential
p.s.p.|pace-setting potentials
p.s.p.|pancreatic spasmolytic peptide
p.s.p.|pancreatic spasmolytic peptides
p.s.p.|pancreatic spasmolytic polypeptide
p.s.p.|pancreatic stone protein
p.s.p.|pancreatic stone proteins
p.s.p.|paralytic shellfish poison
p.s.p.|paralytic shellfish poisoning
p.s.p.|paralytic shellfish poisonings
p.s.p.|paralytic shellfish poisons
p.s.p.|parathyroid secretory protein
p.s.p.|parathyroid secretory proteins
p.s.p.|parotid secretory protein
p.s.p.|parotid secretory proteins
p.s.p.|peak systolic pressure
p.s.p.|peak systolic pressures
p.s.p.|peak-systolic pressure
p.s.p.|peak-systolic pressures
p.s.p.|periodic short pulse
p.s.p.|periodic short pulses
p.s.p.|persephin
p.s.p.|phage shock protein
p.s.p.|phage shock proteins
p.s.p.|phage-shock protein
p.s.p.|phage-shock proteins
p.s.p.|phantom pregnancies
p.s.p.|phantom pregnancy
p.s.p.|phenol red
p.s.p.|phenol-red
p.s.p.|phenol-sulfonphthalein
p.s.p.|phenol-sulfonphthaleins
p.s.p.|phenolsulfonephthalein
p.s.p.|phenolsulfonephthaleins
p.s.p.|phenolsulfonphthalein
p.s.p.|phenolsulfonphthaleins
p.s.p.|phenolsulphonphthalein
p.s.p.|phenolsulphonphthaleins
p.s.p.|phenyl saligenin phosphate
p.s.p.|phosphoserine phosphatase
p.s.p.|positive spike pattern
p.s.p.|positive spike patterns
p.s.p.|posterior spinous process
p.s.p.|posterior spinous processes
p.s.p.|postsynaptic potential
p.s.p.|postsynaptic potentials
p.s.p.|prednisolone sodium phosphate
p.s.p.|professional simulated patient
p.s.p.|professional simulated patients
p.s.p.|progressive supranuclear palsy
p.s.p.|ps.p.
p.s.p.|ps.p.'s
p.s.p.|ps.p.s
p.s.p.|pseudo pregnancies
p.s.p.|pseudo pregnancy
p.s.p.|pseudo-pregnancies
p.s.p.|pseudo-pregnancy
p.s.p.|pseudo-pregnant
p.s.p.|pseudo-pregnants
p.s.p.|pseudocyeses
p.s.p.|pseudocyesis
p.s.p.|pseudopregnancies
p.s.p.|pseudopregnancy
p.s.p.|pseudopregnant
p.s.p.|pseudopregnants
pestilent|pestilence
pestilent|pestilences
pestilent|pestilent
pestilent|pestilential
potency|potence
potency|potencies
potency|potency
potency|potent
potency|potential
potency|potentialities
potency|potentiality
potency|potentially
potency|potentials
potency|potently
pur|PUR's
pur|PURs
pur|Pur
pur|pesticide use reporting
pur|pesticide use reportinger
pur|pesticide use reportingest
pur|platelet uptake ratio
pur|platelet uptake ratioer
pur|platelet uptake ratioest
pur|platelet uptake ratios
pur|platelet-uptake ratio
pur|platelet-uptake ratioer
pur|platelet-uptake ratioest
pur|platelet-uptake ratios
pur|polyurethan
pur|polyurethane
pur|polyurethaneer
pur|polyurethaneest
pur|polyurethaner
pur|polyurethanes
pur|polyurethanest
pur|polyurethanner
pur|polyurethannest
pur|polyurethans
pur|post-operative urinary retention
pur|post-operative urinary retentioner
pur|post-operative urinary retentionest
pur|post-partum urinary retention
pur|post-partum urinary retentioner
pur|post-partum urinary retentionest
pur|postoperative urinary retention
pur|postoperative urinary retentioner
pur|postoperative urinary retentionest
pur|postpartum urinary retention
pur|postpartum urinary retentioner
pur|postpartum urinary retentionest
pur|puerarin
pur|puerariner
pur|puerarinest
pur|puerarinner
pur|puerarinnest
pur|pur
pur|pur.
pur|purine-rich element binding protein
pur|purine-rich element binding proteiner
pur|purine-rich element binding proteinest
pur|purine-rich element binding proteins
pur|purine-rich element-binding protein
pur|purine-rich element-binding proteiner
pur|purine-rich element-binding proteinest
pur|purine-rich element-binding proteins
pur|puromycin
pur|puromyciner
pur|puromycinest
pur|puromycinner
pur|puromycinnest
pur|purple
pur|purpleness
pur|purpler
pur|purples
pur|purplest
pur|purplier
pur|purpliest
pur|purplish
pur|purply
pur|purulence
pur|purulences
pur|purulency
pur|purulent
pur|purulently
pur|purulents
reluctantly|reluctance
reluctantly|reluctancy
reluctantly|reluctant
reluctantly|reluctantly
salvage|salvage
salvage|salvage therapies
salvage|salvage therapy
salvage|salvageability
salvage|salvageable
salvage|salvaged
salvage|salvager
salvage|salvagers
salvage|salvages
salvage|salvaging
snugly|snug
snugly|snugger
snugly|snuggest
snugly|snugly
snugly|snugness
substantiate|substantiate
substantiate|substantiated
substantiate|substantiates
substantiate|substantiating
substantiate|substantiation
substantiate|substantiations
substantiate|substantiative
thoracic electrical bioimpedance|TEB
thoracic electrical bioimpedance|TEB's
thoracic electrical bioimpedance|TEBs
thoracic electrical bioimpedance|thoracic electrical bioimpedance
tympanal|ear drum
tympanal|ear drums
tympanal|ear-drum
tympanal|ear-drums
tympanal|eardrum
tympanal|eardrums
tympanal|timpan
tympanal|timpans
tympanal|tympan
tympanal|tympana
tympanal|tympanal
tympanal|tympanic
tympanal|tympanic cavity
tympanal|tympanic membrane
tympanal|tympanic membranes
tympanal|tympanicity
tympanal|tympanies
tympanal|tympanism
tympanal|tympans
tympanal|tympanum
tympanal|tympanums
tympanal|tympany
vibrator|vibrance
vibrator|vibrancy
vibrator|vibrant
vibrator|vibrantly
vibrator|vibrate
vibrator|vibrated
vibrator|vibrates
vibrator|vibrating
vibrator|vibration
vibrator|vibrational
vibrator|vibrationally
vibrator|vibrations
vibrator|vibrative
vibrator|vibrator
vibrator|vibrators
vibrator|vibratory