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 cepc cepe cepp cepr cer- cerc cerd cere cerp cpce cpcu cpep cper cppd cpre crcc crce crcr crdc cre- crec cred cree crep creu crpc crud crue crup cucc cuce cude cued cuer cupe cupp cupr curd cure curr dccc dccp dccu dcup dddd ddrc ddre dec- decc decd dece dedd dede dedu deed deep deer depc depe depp depr der- derc dere derp derr deue deur dpcp dper dppc dred dree drue drup druu duce dudd dude dudu duer dupe dure duru duur eccc ecce ecdc eced ecpd ecpp ecrc ecrr ecru eddc edde eddp ede- eder edru educ edup edur eede eedu eeee eerc epcc epec epee eper eppc eppp eprp ercc erce ercp erde erec ered erer erpe errc erre eruc erur eucd eude euer eur- eurc eure pccc pcce pcep pcer pcpp pcrc pcrd pcre pdcp pdpr pdrc pece pecr ped- pede peec peed peep peer pepd pepe per- perc perd pere perp perr peru peur ppcc ppcd pper pppd pppp pprc ppru ppur prcc prcd prcp pre- prec pred pree prep preu prpd prrd prud prue pruu pu-e puce pudu pued puer pueu pupe pupu pur- pure purp purr puru puuc rccc rcdc rcde rcep rcpd rcrd rder rdpc recc recd rece recp recr recu redc redd rede redr redu reed reep repe repp repr repu rerd rere reru reue reup reuu rpdp rred rrrr ruce rudd rude rudp rued ruer rupe rupp rurc rurd rure rurp ruru ruud u-rp uccp ucdc ucdd ucrc uder udpd uped uppc uppe uppp uppu upup urde urdu ure- ured urre urup urur uucp uuuu