c-cd cccc cccp cccu ccdc ccdp ccdr cced ccee ccpe ccpp ccpr ccrc ccre ccrp ccuc ccup cd-e cd-r cddr cdec cder cdre cec- cece cecp cedd cede cedu ceec ceke cepc cepe cepp cepr cer- cerc cerd cere cerp ckck ckdu cker ckpc ckpr ckrc ckrd cpce cpcu cpep cper cppd cpre crcc crce crcr crdc cre- crec cred cree crep creu crkc crkp crpc crud crue cruk crup cucc cuce cuck cude cued cuek cuer cuk- cuke cupe cupp cupr curd cure curr dccc dccp dccu dcrk dcup dddd ddrc ddre dec- decc decd dece deck dedd dede dedu deed deek deep deer dek- deke depc depe depp depr der- derc dere derk derp derr deue deuk deur dkdc dpcp dper dppc dprk dred dree drek drue druk drup druu duce duck dudd dude dudu duer duke duku dupe dure durk duru duur eccc ecce ecdc eced ecpd ecpp ecrc ecrr ecru eddc edde eddp ede- eder edru educ edup edur eede eedu eeee eeke eerc eked ekek eker ekpe ekur epcc epec epee eper eppc eppp eprp ercc erce ercp erde erec ered erer erke erpe errc erre eruc erur eucd eude euer eur- eurc eure kccc kccd kcck kccr kccu kcdc kcdd kcdr kcdu kcec kced kcee kcep kceu kckc kckk kckr kcpc kcpr kcpu kcrc kcrp kcrr kcru kcue kcuk kcup kdcc kdcd kdce kdcr kddc kddd kddk kddr kdec kdep kdkd kdkk kdkr kdpr kduc kdup kdur keck kecr kedc kedd kede kedp kedr keed keek keep keer kekc keke keku kep- kepc kepd kepe kepu ker- kerc kere kerk kerp kerr keru keup keur kkcd kkck kkcr kkdc kkdd kked kkkk kkpc kkpk kkrc kkre kkrk kkrr kkup kkuu kpcc kpcr kpdc kpdr kpek kper kpke kpkk kpkr kppc kppd kppk kppp kppr kprc kprd kpre kprk kprp kprr kpru kpur krcc krcd krce krcu krdc krdd krde krdr krdu krec kred kree krek kreu krkc krkd krke krkk krkr krku krpr krpu krrc krre krrk krrr kruc krue kruk krup krur kucc kucd kuce kucp kucr kudd kude kudu kued kuek kueu kuke kukk kuku kupd kupe kupr kupu kurd kure kurk kurr kuru kuuk kuur kuuu pccc pcce pcep pcer pcpp pcrc pcrd pcre pdcp pdpr pdrc pece peck pecr ped- pede peec peed peek peep peer peke pekk pepd pepe per- perc perd pere perk perp perr peru peur ppcc ppcd ppdk pper pppd pppp pprc ppru ppur prcc prcd prcp pre- prec pred pree prek prep preu prpd prrd prud prue pruu pu-e puce puck pudu pued puer pueu puke puku pupe pupu pur- pure purp purr puru puuc rccc rcdc rcde rcep rcpd rcrd rder rdpc recc recd rece reck recp recr recu redc redd rede redr redu reed reek reep reke repe repp repr repu rerd rere reru reue reuk reup reuu rpdp rred rrrr ruce ruck rudd rude rudp rued ruer ruke rukk ruku rupe rupp rurc rurd rure rurp ruru ruud u-rp uccp ucdc ucdd ucrc uder udpd uduk ukcc ukek ukeu ukrc ukup ukur uped uppc uppe uppp uppu upup urde urdu ure- ured urke urre uruk urup urur uucp uuuu