-ene -one cccc cccl cccv ccee ccel cclc cclv ccnc ccne ccoc ccvo cec- cece ceco ceec ceel cel- celc cele cell celo cen- cene ceno ceol cevo clec clee cleo cloe clon cloo cnco cnel coce coco coel coen col- cole coll coln colo con- conc cone conn cono conv cool coon cove covo cvcc cven e-cl eccc ecce eccl ecco ecne eco- ecol econ eeee eele eelv eeoc eevn elce elco elec elee elen eleo elev elle ello elne elon elve elvo en-v ence encl enco enee enel eneo ennc enne eno- enoc enoe enol enon eole eolo eone evel even evoe evol evon evoo lccc lcce lece leco leel leen lele lell lelo lene lenn leno leoc leon leov lev- levc leve levo llcc lllc llll lloc lloo lo-v locc loce locn loco loen lole loll lolo lone lono looc looe lool loon love lovo lvcc lvov nccc nccn ncec ncee ncel ncen nclc ncln ncnc ncoc necc nece neco neel neen neev nelc nele nell nelo nene neno neo- neoc neol neon neoo neve nevo nlcc nlec nlve nnnn noce nocl noco noel nole noll nolo non- none nonn nono noo- nool noon nooo noov nov- nove novo nvcc o-eo occc occn oce ocee oclc ocon oec- oecc oeec oele oen- oeno olcc ole- olen oleo olev olle ollo olne olon olov onc- once onco one- onec onee onel oneo onne onno onon oolo oone oooo ovee oven ovo- ovol ovon ovoo vcon vecc veel veen vel- vele vell velo ven- vene venn veno veol veve vevo vlcc vloc voce voel volc vole voll volo vone vonn vooc vool vvvv