cccc ccci cccp cccu ccee ccic ccii ccip ccir ccpe ccpp ccpr ccrc ccre ccri ccrp ccuc ccup cec- cece ceci cecp ceec ceip ceke cepc cepe cepp cepr cer- cerc cere ceri cerp ceui cicc cici cicr cicu ciee cier ciii cikr cipp circ cire ciri cirk cirr ciuc ciup ckck cker ckpc ckpr ckrc cpce cpcu cpep cper cpic cpre cpri crcc crce crcr cre- crec cree crei crep creu cric crie crik crip criu crkc crkp crpc crue cruk crup cucc cuce cuci cuck cuek cuer cui- cuir cuk- cuke cupe cupp cupr cure curi curr eccc ecce ecci ecip ecpp ecrc ecri ecrr ecru eeee eeke eerc eick eiec eiei eier eike eiki eipr eire ekek eker ekki ekpe ekur epcc epci epec epee eper epi- epic epie epik epip eppc eppp eprp ercc erce ercp erec erei erer eric erie erik eriu erke erki erpe errc erre eruc erur euer eur- eurc eure iccc icci iccp iccr iccu icec icee icer icke icpc icrc icre icrr icru icue icup iecc ieie iere ieri iiie iiii iirc iiuc ikee iker ikki ikri ikue ipcc ipce ipec ipek iper ipie ippc ippr ipri ipur ircc ircu iree irer iri- iric irie irip irki irpc irpe irrc irre irri iucc iuce iuiu iupp k-ci kccc kcci kcck kccr kccu kcec kcee kcei kcep kceu kcic kcie kcii kcir kciu kckc kckk kckr kcpc kcpi kcpr kcpu kcrc kcri kcrp kcrr kcru kcue kcui kcuk kcup keck kecr keek keep keer keii keik keir kekc keke keki keku kep- kepc kepe kepi kepu ker- kerc kere keri kerk kerp kerr keru keup keur kicc kice kick kicp kicr kier kieu kiic kiii kiik kiip kiiu kikc kiki kikk kikr kiku kip- kipe kipi kipp kipr kipu kirc kiri kirk kirp kirr kiru kiup kiur kiuu kkci kkck kkcr kkic kkik kkkk kkpc kkpk kkrc kkre kkrk kkrr kkup kkuu kpcc kpcr kpek kper kpir kpke kpkk kpkr kppc kppk kppp kppr kprc kpre kpri kprk kprp kprr kpru kpur krcc krce krci krcu krec kree krei krek kreu krik krkc krke krki krkk krkr krku krpi krpr krpu krrc krre krri krrk krrr kruc krue krui kruk krup krur kucc kuce kuci kucp kucr kuei kuek kueu kuic kuie kuik kuke kuki kukk kuku kupe kupr kupu kure kuri kurk kurr kuru kuuk kuur kuuu pccc pcce pcep pcer pcip pcpp pcrc pcre pece peci peck pecr peec peek peep peer peip peir peke peki pekk pepe pepi per- perc pere peri perk perp perr peru peur picc pice pici pick picr picu piep pier piip pike piki pikk piku pipe pipi pipp pirc pire piri pirk pirr piru ppcc ppci pper ppic ppie pppp pprc ppru ppur prcc prcp pre- prec pree prek prep preu pri- prie prii prri prue pruu pu-e puce puck puer pueu puir puiu puke puki puku pupe pupi pupu pur- pure puri purp purr puru puuc rccc rcep rcic rcpi recc rece reci reck recp recr recu reek reep reii reik reir reiu reke reki repe repi repp repr repu rere reri reru reue reuk reup reuu ricc rice rick riek riep rier rieu rike riki rikk riku ripe ripi ripp ripr rire riri riue rpii rrrr ruce ruci ruck ruer ruke ruki rukk ruku rupe rupp rurc rure ruri rurp ruru u-ie u-rp ucci uccp ucrc ueir ueki uepi uipi uirr ukcc ukek ukeu ukip ukrc ukup ukur upci upic upie uppc uppe uppp uppu upri upup urci ure- uric urie urik uriu urke urre urri uruk urup urur uucp uuri uuuu