-ene -yne cccc ccee ccnc ccne ccnr ccny ccrc ccre ccrt cctc cctt cec- cece cect ceec cen- cene cent ceny cer- cerc cere cern cert cery cet- cete cnet cnrc cnrr cnrt cntc cntr crcc crce crcr cre- crec cree cren cret crne crrt crtc cry- cryn ctec cten ctne ctrc ctrn cttn cyc- cycc cyen cyn- cyne cyre cyrt cyt- cyte cyy- cyyc cyyn eccc ecce ecct ecne ecrc ecrr ect- ectc eeee eent eeny eerc eery eetc eete ence ency enee ener eney ennc enne enny enry ent- ente entr enty enye ercc erce erec eren erer eret erne errc erre eryc erye etcc etec etee eten eter etne etnr etre ette ettn etty eyec eyen eyer eyet eyey eyne eyre eyry eyte eyyr nccc nccn nccr ncct ncec ncee ncen ncer ncnc ncrc ncre nctc ncte nctr necc nece necr nect necy neen neer neet nene nent nerc nere nerr nert nery net- nete nett neye neyn neyt nnnn nntn nren nrrc ntcc nter ntrc nttr nycc nyce nycy nyen nyer nyet nyne nynt nyny nytc nyte rccc rcet rcnr rctc rcyc recc rece recr rect recy reen reet rene renn rent reny rere rert rery rete retr rett rety reye reyn rnnt rrrr rtcc rtce rtee ryen ryet ryne rynn rynt rytt ryyt tccc tcnn tctc tecr tect teec teen teer teet tenc tene tenn tent ter- terc tere tern terr tery tete tetr tett teye teyn teyr tncc trcc tre- trec tree tren tret trey trtc trte trtr try- trye ttcn tten tter tttt tyce tyee tyen tyer tyet tyne tynt tyny tyr- tyre tyrr tyte tytt tyty tyyn yccc ycee yctc yeen yeer yeet yenc yene yent yere yern yerr yert yery yete yett yeye yeyr ynce ynet ynne yren yrne yryn ytre yyyy