cccc cccp cccu cccv ccee ccoc ccpe ccpp ccpr ccrc ccre ccrp ccrt cctc cctt cctv ccuc ccup ccut ccvo cec- cece ceco cecp cect ceec ceop ceor ceou cepc cepe cepo cepp cepr cept cer- cerc cere cero cerp cert cet- cete ceto cetp cetv cevo coce coco cocp coct cocu coep coop coot cope copo copp copr copt cor- corc core coro corp corr cort cotc cote coto cott cotu coue coup cour cout cove covo cpce cpcu cpep cper cpre cprt cptp cptr cpvc cpvt crcc crce crcr cre- crec cree creo crep cret creu croc croe croo crop cror crot crpc crrt crtc crtp crtv crue crup crut ctcp ctec ctep ctor ctot ctpo ctpp ctrc ctrp ctvo ctvt cucc cuce cuer cupe cupo cupp cupr cure curo curr curt cut- cutc cute cuto cutt cutv cuve cvcc cver cvet cvrr cvte eccc ecce ecco ecct eco- ecop ecot ecou ecpp ecrc ecrr ecru ecrv ect- ectc ecto ectv eeee eeoc eerc eero eetc eete eetu eore eotc eoto epcc epec epee eper epoc epor epot eppc eppo eppp epro eprp epte eptv ercc erce ercp erec erer eret erev eroc eroe eroo erpe errc erre erro ertu eruc erur eruv erve etcc etco etec etee eter etoe etre etro ette etto ettu etvo euer eur- eurc eure euro eurt ever evet evoe evoo evop evre o-eo occc occt oce ocee ocet ocpp ocre ocro ocrr oct- octe octo ocur oec- oecc oeec oere oevp oocr ooer oooo oore oort ootp opec opep oper opet opo- opor oppo opto orce orco ore- orec oreo orer oro- oroe oror orot orpc orpe orro ortc orte orto orup orve orvr otee otep oter oto- otoe otoo otor otov otpp otre otro otte otto ottu otur oucc ouer oupe oupv our- oure ouro ourt out- oute outo ouu- ovee over ovet ovo- ovoo ovot ovpp ovre pccc pcce pcep pcer pcoe pcpp pcrc pcre pcte pctv pece peco pecr pect peec peep peer peet peev peor peou pepe pepo per- perc pere pero perp perr pert peru perv pete peto petr pett peur peut poce poco poer poet poop poor poot pop- popc pope popo popp popt porc pore poro porr port potc pote poto pott potu poup pour pout povo ppcc pper pppo pppp pprc ppru pptt pptv ppur prcc prcp pre- prec pree prep pret preu prev pro- proc proe proo prop prot prou prov prtc prtp prtr prue prut pruu ptcc pter ptop pttc pu-e puce pueo puer puet pueu pupe pupu pur- pure puro purp purr puru put- pute puto putt putu puuc pvco rccc rcep rcet rcpo rcpt rctc rctv rcuv rcvr recc rece recp recr rect recu reep reet reev reop reot reou repe repo repp repr rept repu rere rero rert reru rete reto retr rett reue reup reut reuu reve revo revp rocc roce roco roer roet roev roop roor root rope ropo rorc rore roro rort roru rotc rote roto rotr rott roue roup rout rove rovo rpet rpoe rrrr rtcc rtce rtee rttp rtve ruce ruct ruer ruet rupe rupp rupt rurc rure ruro rurp ruru rute ruto rutt rutu ruve ruvu rv-c rver tccc tccu tcep tcov tcpo tctc teco tecr tect teec teer teet teev teor tepe tepp tepu ter- terc tere tero terp terr teru tete teto tetr tett tetu teut toce toco toee toer toet toor toot top- tope topo topp topt topu topv torc tore toro torp torr tort toru torv totc tote toto totr tott toup tour tout touv tove tovo tpcp tper tppp tppr tpte tptp tptr tput trcc tre- trec tree treo tret treu trev troc troe troo trop trot trou trpc trpe trpp trpv trtc trte trtr truc true trut truu ttcp tteo tter ttoe ttop tttt tucc tuco tuer tuet tuor tupe tupo tupu turc ture turo turp turr turt turu tute tuto tutt tutu tuuo tver tvro tvrr tvtv u-rp uccp ucrc uctv ucut uocc uor- uore uovo upor uppc uppe uppp uppu upto uptv upup upvc ure- uret uro- uroo urpo urre urte urup urur urut urve utec utep uter utor utto uttu uucp uuoc uuuu uv-c uver uvvu vecc veep veer veet veor vepe vepr ver- vere vero vert vete veto vetr veur veve vevo voce voer voet voeu vooc voor voot vopt vor- vore voro vort voru vote voto votp voue vour vout vpro vreo vret vroc vrot vrto vtec vtpr vuco vurp vurt vutv vver vvvv