cccc cccl cccs cccu cccv ccee ccel cclc ccls cclv ccrc ccre ccrl ccrs ccsl ccss ccuc ccus ccvs cec- cece cecs ceec ceel cees cel- celc cele cell cels cer- cerc cere cerl cers cesc cese cesr cess clec clee cler cles cleu clrs clrv clsc clue crcc crce crcr cre- crec cree cres creu crls crss crue crus cscc csce cscl cscr cscs csec csee cser cslr cslu csrc csrs csse cssr csur csus cucc cuce cuer cues culc cule cull culs cure curl curr curs cuss cusu cuve cvcc cver cvrr cvsl cvss e-cl eccc ecce eccl eces ecrc ecrl ecrr ecru ecrv ecsc ecse ecss ecsu ecus eecs eeee eees eele eels eelv eerc eers eese elce elec elee eler eles elev elle ells ellu else elsu elue elul elus elve ercc erce erec erel erer eres erev erle erll errc erre errs erse eruc erur erus eruv erve esce escr escs escu esee esel eser eses esse essl essu esus euer eule eur- eurc eure euse evel ever eves evre evrs evsc lccc lcce lccs lcer lces lcls lcrl lcrs lcrv lcsc lcsr le-u lece leel leer lees lele lell lelu lerc lere lese less lesu leuc leur lev- levc leve levs llcc llcs lles lleu lllc llll lrcs lrrc lrrr lrse ls-r lscs lses lsrc lssr luce lucs luer lues lule lull lulu lure lurs lurv luse luss luve luvs lvcc lvrr lvsv rccc rccs rcle rcls rcsc rcsl rcss rcuv rcvr rcvs recc rece recr recs recu reel rees reev rele rell rels rere rers reru rese ress reue reul reus reuu reve revs rlcs rlee rleu rlls rrle rrrr rscc rscs rsee rslc rsre rssl ruce ruel ruer rues rule rull rurc rure rurs ruru ruse russ rusu ruve ruvu rv-c rver sccc scce sccl sccs scec scee scel scer scl- sclc scls scr- scrc scre scrs scsc scsl scsr scsu scul scur se-c se-e se-s se-u sec- secc sece secr secs secu secv seec seel seer sees seeu sele sell sels selu serc sere serr sers seru serv sesc sese sess seul seur seve sevl slcc slcu slee sler sles slrc slre slrs slsc slsu sluc slue slur srcc srec sres srlv srvl sscc ssce sscs ssec ssee sses sslc ssle ssrc ssrl ssrs sssc ssss suc- succ sucr sucs suee suel suer sues sueu suev sul- sulc sule sull sulu sur- surc sure surr surs suru surv sus- suse suss susu suus suvs svcc svce svcs svec svsc ucel uces ucrc ucsc ucsu uele uell uers uess ulcc ulee ules ulle ullr ulul ulus ure- ures urle urls urre urse urss ursu urur urus urve uscc usce uscs usee usel user uses usle uslu ussc usse ussr usss ussu usul usus uulu uuuu uv-c uvel uver uvvu vcrs vecc veel veer vees vel- vele vell vels velu ver- vere verl vers vesc vese vess veur veve vlcc vrse vsee vsel vses vssc vsse vssl vuel vues vull vuse vver vvvv