cccc cccl cccu ccee ccel cclc ccoc ccrc ccre ccrl ccrt cctc cctl cctt ccuc ccut cec- cece ceco cect ceec ceel cel- celc cele cell celo celt ceol ceor ceou cer- cerc cere cerl cero cert cet- cete ceto clec clee cleo cler clet cleu cloe cloo clor clot clou clro cltc 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 crcc crce crcr cre- crec cree creo cret creu croc croe crol croo cror crot crrt crtc crtl crue crut ctec ctle ctol ctor ctot ctrc ctrl cucc cuce cuer culc cule cull culo cult cure curl curo curr curt cut- cutc cute cuto cutt e-cl eccc ecce eccl ecco ecct eclt eco- ecol ecot ecou ecrc ecrl ecrr ecru ect- ectc ecto eeee eele eeoc eerc eero eetc eete eetu elce elco elec elee eleo eler elet elle ello ellu elro elte elto elue elul eole eolo eore eorl eotc eoto ercc erce erec erel erer eret erle erll eroc eroe erol eroo errc erre erro ertl ertu eruc erur etcc etco etec etee etel eter etoe etre etro ette etto ettu euer eule eur- eurc eure euro eurt lccc lcce lcer lcor lcrl lctl lcto le-u lece leco lect leel leer leet lele lell lelo lelu leoc leor leou lerc lere lero lert lete leto lett leuc leur llcc llet lleu lllc llll lloc lloo locc loce loco locu loeu lole loll lolo looc looe lool loor loot lore loro lote lotl loto lotr lott loue loul lour lout louu lroc lrrc lrrr ltcc ltee lttc lttr ltuc luce luer lule lull lulu lure lurt lute 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 olle ollo olor olot 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 otcl otee oter oto- otoe otoo otor otre otro otte otto ottu otur oucc ouer oule oulu our- oure ouro ourt out- oute outo ouu- rccc rcet rcle rctc recc rece recr rect recu reel reet rele rell relo relt reol reot reou rere rero rert reru rete reto retr rett reue reul reut reuu rlee rleu rocc roce roco roel roer roet role roll rolo rolt rool roor root rorc rore roro rort roru rotc rote rotl roto rotr rott roue roul rout rrle rrrr rtcc rtce rtee rtle rtlt ruce ruct ruel ruer ruet rule rull rulo rurc rure ruro ruru rute rutl ruto rutt rutu tccc tccu tctc tcul tecl teco tecr tect teec teel teer teet tel- telc tele tell telo telt telu teor ter- terc tere tero terr teru tete teto tetr tett tetu teut tlco toce toco toee toer toet tol- tole toll tolo tolt tolu tool toor toot torc tore toro torr tort toru totc tote toto totr tott toul tour tout trcc trcl tre- trec tree treo tret treu troc troe troo trot trou trtc trte trtr truc true trut truu 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 ucel ucrc ucut uele uell ulcc ulco ulee uleo ulle ullo ullr ulo- uloc ulto ultt ulul uocc uolc uor- uore ure- uret urle uro- urol uroo urre urte urur urut utec utel uter utor utto uttu uulu uuoc uuuu