cccc cccl cccp cccv ccee ccel cclc cclv ccoc ccpe ccpl ccpp ccpr ccrc ccre ccrl ccrp ccrt cctc cctl cctt cctv ccvo cec- cece ceco cecp cect ceec ceel cel- celc cele cell celo celt ceol ceop ceor cepc cepe cepo cepp cepr cept cer- cerc cere cerl cero cerp cert cet- cete ceto cetp cetv cevo clec clee cleo clep cler clet cloe cloo clop clor clot clpp clro clrv cltc cltv coce coco cocp coct coel coep col- cole coll colo colp colt cool coop coot cope copo copp copr copt cor- corc core corl coro corp corr cort cotc cote coto cott cove covo cpce cpep cper cplc cpre cprt cptp cptr cpvc cpvl cpvt crcc crce crcr cre- crec cree creo crep cret croc croe crol croo crop cror crot crpc crrt crtc crtl crtp crtv ctcp ctec ctep ctle ctol ctor ctot ctpo ctpp ctrc ctrl ctrp ctvo ctvt cvcc cver cvet cvrr cvte e-cl eccc ecce eccl ecco ecct eclt eco- ecol ecop ecot ecpp ecrc ecrl ecrr ecrv ect- ectc ecto ectv eeee eele eelv eeoc eerc eero eetc eete el-p elce elco elec elee eleo eler elet elev elle ello elpe elro elte elto elve elvo eole eolo eore eorl eotc eoto epcc epec epee eper eple epll epoc epol epor epot eppc eppo eppp epro eprp epte eptv ercc erce ercp erec erel erer eret erev erle erll eroc eroe erol eroo erpe errc erre erro ertl erve etcc etco etec etee etel eter etoe etre etro ette etto etvo evel ever evet evoe evol evoo evop evpl evre lccc lcce lcer lcor lcpc lcpl lcrl lcrv lctl lcto lcvp lece leco lect leel leep leer leet lele lell lelo leoc leor leov lepe lepo lepp lept lerc lere lero lerp lert lete leto lett lev- levc leve levo llcc llet lllc llll lloc lloo lo-v locc loce loco lole loll lolo looc looe lool loop loor loot lope lopp lore loro lote lotl loto lotr lott lotv love lovo lpec lppl lprp lptv lroc lrrc lrrr lrtv ltcc ltee lttc lttr lttv lvcc lvov lvrr o-eo occc occt oce ocee ocet oclc ocpp ocre ocrl ocro ocrr oct- octe octo oec- oecc oeec oele oere oevp olcc ole- oleo oler olet olev olle ollo olor olot olov olpc olpe oocr ooer oolo oooo oore oort ootp opec opel opep oper opet ople opo- opor oppo opto orce orco ore- orec orel oreo orer orle orlo oro- oroe oror orot orpc orpe orro ortc orte orto orve orvr otcl otee otep oter oto- otoe otoo otor otov otpp otre otro otte otto ovee over ovet ovo- ovol ovoo ovot ovpp ovre pccc pcce pccl pcep pcer pcll pclo pcoe pcpp pcrc pcre pcrl pcte pctv pece pecl peco pecr pect peec peel peep peer peet peev pel- pele pell pelo pelt peor pepe pepo per- perc pere perl pero perp perr pert perv pete peto petr pett plcc plce ple- plec plee pleo plet ploc ploo plop plot plov plpp pltt poce poco poel poer poet pole poll polo polt pool poop poor poot pop- popc pope popo popp popt porc pore poro porr port potc pote poto pott povl povo ppcc pper pple pplo pppo pppp pprc pptt pptv prcc prcp pre- prec pree prel prep pret prev prle prlr pro- proc proe prol proo prop prot prov prtc prtp prtr ptcc ptcl pter ptol ptop pttc pvco pvlv rccc rcep rcet rcle rcpo rcpt rctc rctv rcvr recc rece recp recr rect reel reep reet reev rele rell relo relp relt reol reop reot repe repl repo repp repr rept rere rero rert rete reto retr rett reve revo revp rlee rocc roce roco roel roer roet roev role roll rolo rolp rolt rool roop roor root rope ropo rorc rore roro rort rotc rote rotl roto rotr rott rove rovo rpet rpoe rrle rrrr rtcc rtce rtee rtle rtlt rttp rtve rv-c rver tccc tcep tcov tcpo tctc tecl teco tecr tect teec teel teer teet teev tel- telc tele tell telo telt teor tepe tepp ter- terc tere tero terp terr tete teto tetr tett tevl tlco toce toco toee toer toet tol- tole toll tolo tolt tool toor toot top- tope topo topp topt topv torc tore toro torp torr tort torv totc tote toto totr tott tove tovo tpcp tper tpol tppp tppr tpte tptp tptr trcc trcl tre- trec tree treo tret trev troc troe troo trop trot trpc trpe trpp trpv trtc trte trtr trvl ttcp tteo tter ttoe ttop tttt tvel tver tvro tvrr tvtv vecc veel veep veer veet vel- vele vell velo velp velt veol veor vepe vepr ver- vere verl vero vert vete veto vetr veve vevo vlcc vloc vlvt voce voel voer voet volc vole voll volo volp volt vooc vool voor voot vopt vor- vore voro vort vote voto votp vplp vpro vreo vret vroc vrot vrto vtec vtol vtpr vtvl vver vvvv