cccc cccl cccp ccee ccel cclc ccoc ccpe ccpl ccpp ccpr ccrc ccre ccrl ccrp cec- cece ceco cecp ceec ceel cel- celc cele cell celo ceol ceop ceor cepc cepe cepo cepp cepr cer- cerc cere cerl cero cerp clec clee cleo clep cler cloe cloo clop clor clpp clro coce coco cocp coel coep col- cole coll colo colp cool coop cope copo copp copr cor- corc core corl coro corp corr cpce cpep cper cplc cpre crcc crce crcr cre- crec cree creo crep croc croe crol croo crop cror crpc e-cl eccc ecce eccl ecco eco- ecol ecop ecpp ecrc ecrl ecrr eeee eele eeoc eerc eero el-p elce elco elec elee eleo eler elle ello elpe elro eole eolo eore eorl epcc epec epee eper eple epll epoc epol epor eppc eppo eppp epro eprp ercc erce ercp erec erel erer erle erll eroc eroe erol eroo erpe errc erre erro lccc lcce lcer lcor lcpc lcpl lcrl lece leco leel leep leer lele lell lelo leoc leor lepe lepo lepp lerc lere lero lerp llcc lllc llll lloc lloo locc loce loco lole loll lolo looc looe lool loop loor lope lopp lore loro lpec lppl lprp lroc lrrc lrrr o-eo occc oce ocee oclc ocpp ocre ocrl ocro ocrr oec- oecc oeec oele oere olcc ole- oleo oler olle ollo olor olpc olpe oocr ooer oolo oooo oore opec opel opep oper ople opo- opor oppo orce orco ore- orec orel oreo orer orle orlo oro- oroe oror orpc orpe orro pccc pcce pccl pcep pcer pcll pclo pcoe pcpp pcrc pcre pcrl pece pecl peco pecr peec peel peep peer pel- pele pell pelo peor pepe pepo per- perc pere perl pero perp perr plcc plce ple- plec plee pleo ploc ploo plop plpp poce poco poel poer pole poll polo pool poop poor pop- popc pope popo popp porc pore poro porr ppcc pper pple pplo pppo pppp pprc prcc prcp pre- prec pree prel prep prle prlr pro- proc proe prol proo prop rccc rcep rcle rcpo recc rece recp recr reel reep rele rell relo relp reol reop repe repl repo repp repr rere rero rlee rocc roce roco roel roer role roll rolo rolp rool roop roor rope ropo rorc rore roro rpoe rrle rrrr