c-cd cccc cccp ccdc ccdp ccdr cced ccee ccpe ccpp ccpr ccrc ccre ccrp cd-e cd-r cddr cdec cder cdre cec- cece cecp cedd cede ceec cepc cepe cepp cepr cer- cerc cerd cere cerp cpce cpep cper cppd cpre crcc crce crcr crdc cre- crec cred cree crep crpc dccc dccp dddd ddrc ddre dec- decc decd dece dedd dede deed deep deer depc depe depp depr der- derc dere derp derr dpcp dper dppc dred dree eccc ecce ecdc eced ecpd ecpp ecrc ecrr eddc edde eddp ede- eder eede eeee eerc epcc epec epee eper eppc eppp eprp ercc erce ercp erde erec ered erer erpe errc erre 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 ppcc ppcd pper pppd pppp pprc prcc prcd prcp pre- prec pred pree prep prpd prrd rccc rcdc rcde rcep rcpd rcrd rder rdpc recc recd rece recp recr redc redd rede redr reed reep repe repp repr rerd rere rpdp rred rrrr