-ene -one cccc cccv ccee cche ccnc ccne ccoc ccvo cec- cece ceco ceec ceke cen- cene ceno cevo chce chch chec chee cheh chek chen chev chnc chno choc choh chok chon choo chov chvo ckch ckck ckco ckcv cken ckhv cknc ckoc ckoo ckvo cnco cnoh coce coch cock coco coen cohn coho cok- coke coko con- conc cone conk conn cono conv cooh cook coon cove covo cvcc cven eccc ecce ecco eche echo ecko ecne eco- econ eeee eeke eeoc eevn ehcc eheh ehen ekch ekco ekek eken ekho ekne en-v ence ench enco enee eneo enke ennc enne eno- enoc enoe enon eone even evoe evon evoo evvk hccc hcch hech heck heek hehe hehn heho heke hene henh henk henn heno heve hevn hhhh hkcc hnce hoce hoch hock hocn hoek hoen hohe hohn hoho hoke hoko hone honk hono hooe hook hoon hove hovk hvcc kccc kcck kccv kcec kcee kceo kche kchh kchk kchn kcho kckc kckk kckn kcko kckv kcnh kcno kcnv kcoe kcoh kcon kcvh kcvk kcvo kcvv kech keck keco keeh keek keen kehk kekc keke keko ken- kene kenk kenn keno keok keon keve khcc khch khck khcv khec khhk khho khke khkk khkn khkv khnc khne khnk khoc khoe khok khon khvh khvn kkch kkck kkcn kkco kken kkhh kkhk kkkk kkne kknn kkno kkoh kkon kkoo kkov kkvv knce knch knck kncn knco knec knee knek knen kneo knev knhc knhk knkk knnk knoc knoe knok knon knvn knvo koch kock kocn koen kohh kohn koho kokc koke kokh kokk kokn koko konc kone konk kono kooc kook koon kooo koov kovc kove kovk kovo kvcc kvce kvch kvck kvco kvcv kvec kven kvnc kvne kvnn kvno kvoc kvoe kvoh kvok kvon kvoo kvov kvvn kvvv nccc nccn ncec ncee ncen nchc ncnc ncoc necc nece nech neck neco neen neev nehe neke neko nene nenh neno neo- neoc neon neoo neve nevo nhcc nhnn nhon nkok nnnn noce noch nock noco nohn noho noke noko non- none nonn nono noo- nook noon nooo noov nov- nove novo nvcc o-eo occc occn oce ocee oche ocke ocon oec- oecc oeec oen- oeno ohcc ohee ohen ohho ohne ohno ohoh ohok okeh oken okko okno okok okon onc- once onco one- onec onee oneh onek oneo onne onno onon ooho oone oooh oooo ovee oven ovo- ovon ovoo vche vcon vecc vech veck veen veho veke ven- vene venk venn veno veoh veve vevo vhhh voce voho voke vone vonk vonn vooc vovk vvvv