c-cd cccc cccp ccdc ccdp ccdr cced ccee ccpe ccpp ccpr ccrc ccre ccrp ccrt cctc cctt cd-e cd-r cddr cdec cder cdex cdre cec- cece cecp cect cedd cede cedt ceec cepc cepe cepp cepr cept cer- cerc cerd cere cerp cert cet- cete cetp cexe cpce cpep cper cppd cpre cprt cptp cptr crcc crce crcr crdc cre- crec cred cree crep cret crex crpc crrt crtc crtp ctcp ctec ctep ctpp ctrc ctrp cxxx dccc dccp dcct dctc dcxx dddd ddrc ddre dec- decc decd dece dect dedd dede deed deep deer deet depc depe depp depr dept der- derc dere derp derr dete detr dex- dexe dext dpcp dpdt dper dppc dppx dred dree dret dtcc dtdp dted dttp dttx dtxt dxcc dxdc dxdr dxec dxed dxep dxrd dxre dxrp dxrr dxrt dxrx dxxr dxxx eccc ecce ecct ecdc eced ecpd ecpp ecrc ecrr ect- ectc eddc edde eddp ede- eder edex eede eeee eerc eetc eete eext epcc epec epee eper eppc eppp eprp epte epxp er-x ercc erce ercp erde erec ered erer eret erpe errc erre etcc etec etee eter etre ette exec exed exer expr expt exrx exte extr pccc pcce pcep pcer pcpp pcrc pcrd pcre pcte pdcp pdpr pdrc pdtc pece pecr pect ped- pede peec peed peep peer peet pepd pepe per- perc perd pere perp perr pert pete petr pett ppcc ppcd pper pppd pppp pprc pptt prcc prcd prcp pre- prec pred pree prep pret prex prpd prrd prtc prtp prtr ptcc ptdc pter ptpd ptrd pttc rccc rcdc rcde rcep rcet rcpd rcpt rcrd rctc rder rdpc recc recd rece recp recr rect redc redd rede redr redx reed reep reet repe repp repr rept rerd rere rert retd rete retr rett rexx rpdp rpet rptd rred rrrr rtcc rtce rtdt rtee rtex rttp tccc tcdd tcep tctc tecr tect tedd tede tedx teec teed teer teet tepe tepp ter- terc tere terp terr tete tetr tett tetx text tpcd tpcp tped tper tppd tppp tppr tpte tptp tptr trcc tre- trec tred tree tret trex trpc trpe trpp trtc trte trtr ttcp tter tttt txtr x-ed xdcc xeer xer- xert xexe xpcc xper xrcd xrep xtep xxxx