-ene -yne bbbb bbeb bbpr bbrc bcbc bcbp bccc bcec bcer bcnu bcpp bcru bcuc bcup bebb bebe beby beck becu beeb beek been beep beer beey beke bene benk benn benu berc bere berk bern berr beru bery beuk beur beye beyk beyn bkcy bkpr bkry bner bnpp bnrr bpcp bprc brcb brce breb brec bree brek bren brep brer brey brkb brrr bruc brue brun brup bry- brye bryk bryn bubb bube bubu bucc buce buck bucu buen buer bueu buke bukk buku buky bunb bune bunk bunn bunu bupc bur- burb bure burk burn burp burr buru bury buyu byce byck byen byer byke bync bynk byre byrk byrn byun cbbc cbcc cbce cbcn cbcp cbcr cbcu cbec cbee cber cbkn cbkr cbpc cbpp cbre cbrn cbry ccbc ccbn cccb cccc cccp cccu ccee ccnb ccnc ccne ccnp ccnr ccnu ccny ccpe ccpn ccpp ccpr ccrc ccre ccrp ccuc ccup cebp cebu cec- cece cecp ceeb ceec ceke cen- cene ceny cepc cepe cepp cepr cer- cerc cere cern cerp cery ceyu ckbc ckbe ckck ckcy cken cker ckey cknb cknc ckpc ckpr ckrc ckry cnbc cnbp cncp cnep cnrc cnrr cpbc cpce cpcu cpeb cpep cper cpnb cpre crbc crbu crcc crce crcr cre- creb crec cree cren crep creu crkc crkp crne crpc crub crue cruk crun crup cry- cryb cryn cub- cubb cube cuby cucc cuce cuck cucn cuek cuer cuk- cuke cune cunp cuny cupe cupp cupr curb cure curn curr cury cuy- cuyp cuyr cybb cybc cyc- cycb cycc cyen cyke cyn- cyne cypc cyre cyrk cyun cyy- cyyc cyyn ebbc ebbr ebby ebcc eben eber ebru ebur ecbc ecbe eccb eccc ecce ecky ecne ecpp ecrc ecrr ecru eeby eeee eeke eeny eerc eery ekeb ekek eken eker ekne ekpe ekur enb- enbn enbr enby ence ency enee ener eney enke enkr ennc enne ennu enny enp- enry enue enur enye epcc epec epee epen eper eppc eppp eppy eprb eprp epub erbb erbe ercc erce ercp ereb erec eren erer erke erne erpe errc erre erub eruc erur eryc erye eubc euer euny eur- eurc eure eury eyck eyeb eyec eyen eyer eyey eyke eyne eype eyre eyry eyup eyyr kbbb kbbc kbbe kbbk kbbr kbbu kbcb kbce kbck kbcr kbcu kbcy kbeb kbec kbee kbek kben kber kbey kbkb kbkk kbkr kbky kbnn kbnp kbnr kbnu kbpc kbpe kbpk kbpn kbpr kbpu kbpy kbrb kbrc kbre kbrk kbrn kbru kbry kbub kbuc kbue kbuk kbun kbup kbur kbuu kbuy kbyb kbyn kbyr kbyu kcbc kcbk kcbr kcbu kccb kccc kcck kccr kccu kccy kceb kcec kcee kcep kceu kcey kckc kckk kckn kckr kcky kcnb kcnp kcnr kcny kcpc kcpn kcpr kcpu kcrc kcrn kcrp kcrr kcru kcry kcub kcue kcuk kcup kcye kcyk kcyn kcyy kebb kebc kebe kebn kebr kebu keck kecr keek keen keep keer kekb kekc keke keku ken- kene kenk kenn kenr kenu kep- kepc kepe kepn kepu kepy ker- kerb kerc kere kerk kern kerp kerr keru keun keup keur keyb keye keyu keyy kkbb kkbe kkbn kkbr kkcb kkck kkcn kkcr kkcy kken kkkk kknb kkne kknn kknu kkpc kkpk kkpn kkrb kkrc kkre kkrk kkrn kkrr kkup kkuu kkyc kkyy knbb knbc knbe knbn knbr knbu knby kncb knce knck kncn kncr kncu kncy kneb knec knee knek knen knep kneu knkk knnb knnk knnr knpb knpc knpr knrb knrk knry knub knue knuk knur knye knyk knyn knyr kpbb kpbe kpbr kpcc kpcr kpek kper kpke kpkk kpkr kpky kpnc kpne kpnp kpny kppc kppk kppp kppr kprb kprc kpre kprk kprn kprp kprr kpru kpub kpur kpyk kpyn kpyr krbb krbe krbk krbr krcb krcc krce krcn krcu kreb krec kree krek kren kreu krkc krke krkk krkn krkr krku krky krnb krne krnk krnn krnp krnu krny krpr krpu krrb krrc krre krrk krrn krrr krry kruc krue kruk krun krup krur krye kryk kryn kryp kryy kubb kubc kube kubr kubu kuby kucb kucc kuce kucp kucr kuek kuen kueu kuke kukk kukn kuku kuky kunc kune kunk kunp kunr kunu kuny kupb kupe kupr kupu kurb kure kurk kurr kuru kury kuub kuuk kuur kuuu kuyn kuyu kuyy kybb kybc kybe kybp kybr kyby kycc kyck kycn kycr kyee kyen kykc kyke kykk kykn kykr kyky kyne kynr kynu kyp- kypb kypc kype kypr kyrc kyre kyrk kyrn kyuk kyun kyur kyuu kyyk kyyy n-up nbbc nbcc nber nbpp ncbc nccc nccn nccp nccr nccu ncec ncee ncen ncep ncer ncnc ncpc ncrc ncre ncrp ncue ncuk nebb nebe nebn nebr nebu necc nece neck necr necy neeb neen neep neer neke neku nene nenu nepc nepe nepr nerc nere nerk nerr neru nery neuc neue neuk neun neur neuu neuy neye neyn nnnn nnpr npcc nppc nren nrpc nrpn nrrc nubc nube nubk nuby nuce nuck nucu nuee nuer nuke nuku nunc nune nunk nunn nuny nupe nurc nure nurn nurp nurr nuru nuuk nycc nyce nycy nyen nyer nyke nyne nyny nypc nype nyrb nyuk pbcc pbpk pcbc pccc pcce pcep pcer pcpb pcpn pcpp pcrc pcre pcun pece peck pecr pecy peec peek peen peep peer peke pekk pen- penc pene penk penn penu peny pepe per- perc pere perk pern perp perr peru pery peun peur peyn peyr pnec pneu pnkp pnpp pnup ppcc ppen pper pppn pppp pprc ppru ppur ppye prbc prcc prcp pre- preb prec pree prek pren prep preu prey prky prnp prue pruu pryk pu-e pube pubu puce puck puer pueu puke puku puky punc pune punk punu puny pupe pupu pupy pur- purb pure purp purr puru pury puuc puy- pyce pyck pyep pyke pykk pyn- pyne pype pypy pyr- pyre pyrk pyry rbbb rbbr rcbc rccb rccc rcep rcnr rcyc rebb rebe rebk rebu recc rece reck recp recr recu recy reeb reek reen reep reke reky rene renk renn renu reny repe repp repr repu repy rere reru rery reue reuk reup reuu reye