-ene cccc cccu ccee ccnc ccne ccnr ccnu ccrc ccre ccrt cctc cctt ccuc ccut cec- cece cect ceec ceke cen- cene cent cer- cerc cere cern cert cet- cete ckck cken cker cknc cknt ckrc cnet cnrc cnrr cnrt cntc cntk cntr cnut crcc crce crcr cre- crec cree cren cret creu crkc crne crrt crtc crue cruk crun crut ctec cten ctne ctrc ctrn cttn cucc cuce cuck cucn cuek cuer cuk- cuke cune cunt cure curn curr curt cut- cutc cute cutt eccc ecce ecct ecne ecrc ecrr ecru ect- ectc eeee eeke eent eerc eetc eete eetu ekek eken eker eket ekne ekur ence enee ener enke enkr ennc enne ennu ent- ente entr enue enur enut ercc erce erec eren erer eret erke erne errc erre ertu eruc erur etcc etec etee eten eter etne etnr etre ette ettn ettu etun euer eur- eurc eure eurt kccc kcck kccr kcct kccu kcec kcee kcet kceu kckc kckk kckn kckr kcnr kcnt kcrc kcrn kcrr kcrt kcru kctc kcte kctn kctu kcue kcuk keck kecr keek keen keer keet kekc keke keku ken- kene kenk kenn kenr kent kenu ker- kerc kere kerk kern kerr kert keru ket- ketc kete ketk ketr kett ketu keun keur kkck kkcn kkcr kkct kken kkkk kkne kknn kknt kknu kkrc kkre kkrk kkrn kkrr kkrt kktc kktk kktu kkut kkuu knce knck kncn kncr knct kncu knec knee knek knen knet kneu knkk knkt knnk knnr knrk knte kntk kntn kntr kntu knue knuk knur knut krcc krce krcn krcu krec kree krek kren kret kreu krkc krke krkk krkn krkr krku krne krnk krnn krnt krnu krrc krre krrk krrn krrr krrt krtc krtk krtn krtr kruc krue kruk krun krur ktcc ktce ktck ktcr ktec ktee ktek kten ktkc ktke ktkk ktkn ktkr ktkt ktku ktnc ktne ktnk ktnn ktnt ktrc ktre ktrk ktrn ktrr ktrt ktru kttc kttk kttn kttr kttt kttu ktuc ktun kucc kuce kucr kuek kuen kueu kuke kukk kukn kuku kunc kune kunk kunr kunt kunu kure kurk kurr kurt kuru kute kutr kutt kutu kuuk kuur kuuu nccc nccn nccr ncct nccu ncec ncee ncen ncer ncnc ncrc ncre nctc ncte nctr ncue ncuk necc nece neck necr nect neen neer neet neke neku nene nent nenu nerc nere nerk nerr nert neru net- nete nett neuc neue neuk neun neur neut neuu nknt nktr nnnn nntn nren nrrc ntcc nter nteu ntnu ntrc ntru nttr ntuc nuce nuck nucu nuee nuer nuke nuku nunc nune nunk nunn nunt nurc nure nurn nurr nurt nuru nute nutt nutu nuuk rccc rcet rcnr rctc recc rece reck recr rect recu reek reen reet reke rekt rene renk renn rent renu rere rert reru rete retr rett reue reuk reut reuu rnnt rnut rrrr rrun rtcc rtce rtee rtkn ruce ruck ruct ruen ruer ruet ruke rukk rukn ruku runc rune runk runn runt rurc rure ruru rute rutt rutu ruun tccc tccu tcnn tctc teck tecr tect teec teek teen teer teet teke tenc tene tenk tenn tent tenu ter- terc tere terk tern terr teru tete tetr tett tetu teuk teut tncc tnut trcc tre- trec tree trek tren tret treu trtc trte trtr truc true truk trun trut truu ttcn tten tter tttt tucc tuck tuen tuer tuet tuke tunc tune tunk tunn tunu turc ture turk turn turr turt turu tute tutt tutu ucrc ucut ukcc ukek ukeu uknc ukrc ukur uncc unce unct unec unee unen uner unke unkn unne unte unut ure- uret urke urne urre urte uruk urun urur urut utec uter utne uttu uuen uuuu