cccc cccl cccs cccu ccee ccel cclc ccls ccrc ccre ccrl ccrs ccrt ccsl ccss ccst cctc cctl cctt ccuc ccus ccut cec- cece cecs cect ceec ceel cees cel- celc cele cell cels celt cer- cerc cere cerl cers cert cesc cese cesr cess cest cet- cete cets clec clee cler cles clet cleu clrs clsc cltc clts clue clut crcc crce crcr cre- crec cree cres cret creu crls crrt crss crst crtc crtl crts crue crus crut cscc csce cscl cscr cscs csec csee cser cset cslr cslu csrc csrs csse cssr cstc cstr csts csur csus ctec ctle ctls ctrc ctrl ctrs ctsc ctss ctsu ctts cucc cuce cuer cues culc cule cull culs cult cure curl curr curs curt cuss cust cusu cut- cutc cute cuts cutt e-cl eccc ecce eccl ecct eces eclt ecrc ecrl ecrr ecru ecsc ecse ecss ecsu ect- ectc ects ecus eecs eeee eees eele eels eerc eers eese eetc eete eets eetu elce elec elee eler eles elet elle ells ellu else elst elsu elte elts elue elul elus ercc erce erec erel erer eres eret erle erll errc erre errs erse erst ertl erts ertu eruc erur erus esce escr escs escu esee esel eser eses eset esse essl esst essu estc este estr ests esus etcc etcs etec etee etel eter etes etre etsu ette ettu euer eule eur- eurc eure eurt euse lccc lcce lccs lcer lces lcls lcrl lcrs lcsc lcsr lctl lcts le-u lece lect leel leer lees leet lele lell lelu lerc lere lert lese less lest lesu lete lets lett leuc leur llcc llcs lles llet lleu lllc llll lrcs lrrc lrrr lrse lrst lrts ls-r lscs lses lset lsrc lssr lsts ltcc ltcs ltee ltrs ltsr lttc lttr ltuc luce lucs luer lues lule lull lulu lure lurs lurt luse luss lust lute luts rccc rccs rcet rcle rcls rcsc rcsl rcss rctc rcts recc rece recr recs rect recu reel rees reet rele rell rels relt rere rers rert reru rese ress rest rete retr rets rett reue reul reus reut reuu rlcs rlee rleu rlls rrle rrrr rscc rscs rsee rslc rsre rssl rsts rstu rtcc rtce rtee rtes rtle rtls rtlt rtss rtts ruce ruct ruel ruer rues ruet rule rull rurc rure rurs ruru ruse russ rust rusu rute rutl ruts rutt rutu sccc scce sccl sccs scct scec scee scel scer scet scl- sclc scls scr- scrc scre scrs scsc scsl scsr scst scsu sctc sctl sctr scts scul scur scut se-c se-e se-s se-t se-u sec- secc sece secr secs sect secu seec seel seer sees seet seeu sele sell sels selt selu serc sere serr sers sert seru sesc sese sess sest set- setc sete setl sets sett seul seur slcc slcu slee sler sles slet slrc slre slrs slsc slst slsu slts sluc slue slur slut srcc srct srec sres srtr sscc ssce sscs ssec ssee sses sset sslc ssle sslt ssrc ssrl ssrs sssc ssss sstc sstl ssts stcc stcs stcu stec stee stel ster stes stet stlc stle stlt strc stre strs stru stss sttc sttr stuc stue stul stur stus stut suc- succ sucr sucs suee suel suer sues suet sueu sul- sulc sule sull sult sulu sur- surc sure surr surs surt suru sus- suse suss sust susu sute sutu suus tccc tccu tctc tcts tcul tecl tecr tecs tect teec teel teer tees teet tel- telc tele tell tels telt telu ter- terc tere terr ters teru tesc tese tesl tess test tete tetr tets tett tetu teut tlrs trcc trcl tre- trec tree tres tret treu trst trtc trte trtr truc true trus trut truu tscc tsec tses tset tsse tssr tsst tstc tsts tter ttss tttt ttul tucc tuel tuer tues tuet tule tull tulu turc ture turr turs turt turu tusc tuss tust tute tutl tuts tutt tutu ucel uces ucrc ucsc ucst ucsu ucut uele uell uers uess ulcc ulee ules ulle ullr ults ultt ulul ulus ure- ures uret urle urls urre urse urss ursu urte urts urur urus urut uscc usce uscs usee usel user uses uset usle uslu ussc usse ussr usss usst ussu ustc uste usts usul usus utec utel uter utes utsc utsl uttu uulu uuuu