cccc cccl cccu cccv ccee ccel cclc cclv ccoc ccrc ccre ccrl ccrt cctc cctl cctt cctv ccuc ccut ccvo cec- cece ceco cect ceec ceel cel- celc cele cell celo celt ceol ceor ceou cer- cerc cere cerl cero cert cet- cete ceto cetv cevo clec clee cleo cler clet cleu cloe cloo clor clot clou clro clrv cltc cltv clue clut coce coco coct cocu coel col- cole coll colo colt colu cool coot cor- corc core corl coro corr cort cotc cote coto cott cotu coue coul cour cout cove covo crcc crce crcr cre- crec cree creo cret creu croc croe crol croo cror crot crrt crtc crtl crtv crue crut ctec ctle ctol ctor ctot ctrc ctrl ctvo ctvt cucc cuce cuer culc cule cull culo cult cure curl curo curr curt cut- cutc cute cuto cutt cutv cuve cvcc cver cvet cvrr cvte e-cl eccc ecce eccl ecco ecct eclt eco- ecol ecot ecou ecrc ecrl ecrr ecru ecrv ect- ectc ecto ectv eeee eele eelv eeoc eerc eero eetc eete eetu elce elco elec elee eleo eler elet elev elle ello ellu elro elte elto elue elul elve elvo eole eolo eore eorl eotc eoto ercc erce erec erel erer eret erev erle erll eroc eroe erol eroo errc erre erro ertl ertu eruc erur eruv erve etcc etco etec etee etel eter etoe etre etro ette etto ettu etvo euer eule eur- eurc eure euro eurt evel ever evet evoe evol evoo evre lccc lcce lcer lcor lcrl lcrv lctl lcto le-u lece leco lect leel leer leet lele lell lelo lelu leoc leor leou leov lerc lere lero lert lete leto lett leuc leur lev- levc leve levo llcc llet lleu lllc llll lloc lloo lo-v locc loce loco locu loeu lole loll lolo looc looe lool loor loot lore loro lote lotl loto lotr lott lotv loue loul lour lout louu love lovo lroc lrrc lrrr lrtv ltcc ltee lttc lttr lttv ltuc luce luer lule lull lulu lure lurt lurv lute lutv luve lvcc lvov lvrr o-eo occc occt oce ocee ocet oclc ocre ocrl ocro ocrr oct- octe octo ocul ocur oec- oecc oeec oele oere olcc ole- oleo oler olet olev olle ollo olor olot olov oltu olur oocr ooer oolo oooo oore oort orce orco ore- orec orel oreo orer orle orlo orlu oro- oroe oror orot orro ortc orte orto orve orvr otcl otee oter oto- otoe otoo otor otov otre otro otte otto ottu otur oucc ouer oule oulu our- oure ouro ourt out- oute outo ouu- ovee over ovet ovo- ovol ovoo ovot ovre rccc rcet rcle rctc rctv rcuv rcvr recc rece recr rect recu reel reet reev rele rell relo relt reol reot reou rere rero rert reru rete reto retr rett reue reul reut reuu reve revo rlee rleu rocc roce roco roel roer roet roev role roll rolo rolt rool roor root rorc rore roro rort roru rotc rote rotl roto rotr rott roue roul rout rove rovo rrle rrrr rtcc rtce rtee rtle rtlt rtve ruce ruct ruel ruer ruet rule rull rulo rurc rure ruro ruru rute rutl ruto rutt rutu ruve ruvu rv-c rver tccc tccu tcov tctc tcul tecl teco tecr tect teec teel teer teet teev tel- telc tele tell telo telt telu teor ter- terc tere tero terr teru tete teto tetr tett tetu teut tevl tlco toce toco toee toer toet tol- tole toll tolo tolt tolu tool toor toot torc tore toro torr tort toru torv totc tote toto totr tott toul tour tout touv tove tovo trcc trcl tre- trec tree treo tret treu trev troc troe troo trot trou trtc trte trtr truc true trut truu trvl tteo tter ttoe tttt ttul tucc tuco tuel tuer tuet tule tull tulo tulu tuor turc ture turo turr turt turu tute tutl tuto tutt tutu tuuo tvel tver tvro tvrr tvtv ucel ucrc uctv ucut uele uell ulcc ulco ulee uleo ulle ullo ullr ulo- uloc ulto ultt ulul uocc uolc uor- uore uovo ure- uret urle uro- urol uroo urre urte urur urut urve utec utel uter utor utto uttu uulu uuoc uuuu uv-c uvel uver uvvu vecc veel veer veet vel- vele vell velo velt velu veol veor ver- vere verl vero vert vete veto vetr veur veve vevo vlcc vloc vlvt voce voel voer voet voeu volc vole voll volo volt vooc vool voor voot vor- vore voro vort voru vote voto voue voul vour vout vreo vret vroc vrot vrto vtec vtol vtvl vuco vuel vull vult vurt vutv vver vvvv