-ene -one -yne cccc cccl cccp ccee ccel cclc ccnc ccne ccnp ccny ccoc ccpe ccpl ccpn ccpp cec- cece ceco cecp ceec ceel cel- celc cele cell celo cely cen- cene ceno ceny ceol ceop cepc cepe cepo cepp ceyl clec clee cleo clep cley cloe clon cloo clop cloy clpp cly- clye cnco cncp cnel cnep coce coco cocp coel coen coep col- cole coll coln colo colp coly con- conc cone conn cono cony cool coon coop cope copo copp copy coyl coyn coyo cpce cpep cplc cyc- cycc cycl cyen cyl- cylc cyle cyll cyn- cyne cyno cyon cypc cyy- cyyc cyyn e-cl eccc ecce eccl ecco ecly ecne eco- ecol econ ecop ecpp eeee eele eely eeny eeoc el-p elce elco elec elee elen eleo eley elle ello elly elne elon eloy elpe ence encl enco ency enee enel eneo eney ennc enne enny eno- enoc enoe enol enon enoy enp- enye enyl enyo eole eolo eone epcc epec epee epen eple epll epln eply epoc epol epon eppc eppo eppp eppy eyec eyen eyey eyle eyne eype lccc lcce lcpc lcpl lece leco lecy leel leen leep lele lell lelo lely lene lenn leno leny leoc leon lepe lepo lepp leye leyn llcc lllc llll lloc lloo llyn locc loce locn loco loen lole loll lolo loly lone lono looc looe lool loon loop lope lopp loye loyn lpec lpny lppl lyc- lyce lyco lyen lyle lyly lync lyne lynn lyo- lyoe lyon lype lyyn nccc nccn nccp ncec ncee ncel ncen ncep nclc ncln ncnc ncoc ncpc necc nece neco necy neel neen neep nelc nele nell nelo nely nene neno neo- neoc neol neon neoo nepc nepe neye neyn neyo nlcc nlec nlpc nnnn noce nocl noco noel nole noll nolo nolp non- none nonn nono noo- nool noon nooo noop nope noye noyl noyo npcc nppc nppl nycc nyce nyco nycy nyen nyle nyll nyne nyny nyon nypc nype nypl o-eo occc occn oce ocee oclc ocon ocpp oec- oecc oeec oele oen- oeno oeye oeyo olcc ole- olen oleo oley olle ollo olly olne olon olpc olpe onc- once onco one- onec onee onel oneo onep oney only onne onno onon onoy oolo oone oooo opec opel open opep ople opo- opon oppo oppy opye oyce oyee oyen oyly oyne oyon pccc pcce pccl pcep pcll pclo pcoe pcpn pcpp pece pecl peco pecy peec peel peen peep pel- pele pell pelo pen- penc pene penn peno peny peon pepe pepo peyl peyn peyo plcc plce ple- plec plee plen pleo pley ploc plon ploo plop ploy plpp pnec pnln pnnl pnon pnpo pnpp poce poco poel poey pole poll polo poly ponc pone pono ponp pony pool poon poop pop- popc pope popo popp popy poyn poyo ppcc ppen pple pplo pppn pppo pppp ppye pyce pyep pyl- pyle pyll pyn- pyne pyo- pyon pype pypy yccc ycee yeel yeen yeep yele yell yelo yelp yenc yene yeon yepe yepp yeye yeyo ylle ynce ynne ynol ynon yoen yole yoll yolo yolp yoly yone yono yool yoon yoop yopo yopy yoye yoyn yoyo ypcc yyyy