-ene -one -yne cccc ccee ccnc ccne ccny ccoc cctc cctt cec- cece ceco cect ceec cen- cene ceno cent ceny cet- cete ceto cnco cnet cntc coce coco coct coen con- conc cone conn cono cont cony coon coot cotc cote cotn coto cott coty coyn coyo coyt ctec cten ctne ctot cttn cyc- cycc cyen cyn- cyne cyno cyon cyt- cyte cyto cyy- cyyc cyyn eccc ecce ecco ecct ecne eco- econ ecot ect- ectc ecto eeee eent eeny eeoc eetc eete ence enco ency enee eneo eney ennc enne enny eno- enoc enoe enon enoy ent- ente ento enty enye enyo eone eont eotc eoto etcc etco etec etee eten etne etoe eton etoy ette ettn etto etty eyec eyen eyet eyey eyne eyot eyte nccc nccn ncct ncec ncee ncen ncnc ncoc nctc ncte necc nece neco nect necy neen neet nene neno nent neo- neoc neon neoo neot net- nete neto nett neye neyn neyo neyt nnnn nnot nntn noce noco noct non- none nonn nono nont noo- noon nooo noot not- note noto nott noye noyo noyt ntcc ntto nycc nyce nyco nycy nyen nyet nyne nynt nyny nyon nytc nyte o-eo occc occn occt oce ocee ocet ocon oct- octe octo octy oec- oecc oeec oen- oeno oeye oeyo onc- once onco onct one- onec onee oneo oney onne onno onon onoy ont- ontc onto oone oont oooo ooty otee oten oto- otoe oton otoo otoy otte otto oyce oyee oyen oyne oynt oyon tccc tcnn tcon tctc teco tect teec teen teet tenc tene tenn teno tent teon tete teto tett teye teyn tncc to-y toce toco toee toen toet toey tone tonn tono tony toon toot totc tote toto tott toty toyn toyo toyt ttcn tten tteo ttoe tton ttoy tttt tyce tyco tyee tyen tyet tyne tynt tyny tyte tyto tytt tyty tyyn yccc ycee yctc yeen yeet yenc yene yent yeon yeot yete yeto yett yeye yeyo ynce ynet ynne ynon ynot yoen yone yono yont yoon yoot yote yott yoye yoyn yoyo yyyy