cccc cccf cccl cccs cccu ccee ccel ccfc ccff ccfl cclc ccls ccrc ccre ccrf ccrl ccrs ccrt ccsf ccsl ccss ccst cctc cctl cctt ccuc ccus ccut cec- cece cecs cect ceec ceel cees cef- cefc cel- celc cele celf cell cels celt cer- cerc cere cerf cerl cers cert cesc cese cesr cess cest cet- cete cets cfcf cfcl cfcs cffr cfls cfre cfrt cfse cfsl cftc cfte cftl cftr clec clee clef cler cles clet cleu clrs clsc cltc clts clue clut crcc crce crcr cre- crec cree cres cret creu crfc crfl crfs crlf crls crrt crss crst crtc crtf crtl crts crue crus crut cscc csce cscf cscl cscr cscs csec csee cser cset csfc csfr cslr cslu csrc csrs csse cssr cstc cstr csts csuf csur csus ctcf ctec ctfc ctfs ctle ctls ctrc ctrl ctrs ctsc ctss ctsu ctts cucc cuce cuer cues cufc cuff culc cule cull culs cult cure curf curl curr curs curt cuss cust cusu cut- cutc cute cuts cutt e-cl eccc ecce eccl ecct ecef eces ecfc ecfr ecfs eclt ecrc ecrf ecrl ecrr ecru ecsc ecse ecss ecsu ect- ectc ectf ects ecus eecs eeee eees eefe eefl eele eels eerc eers eese eetc eete eets eetu efes efet effs eft- efts eftu elce elec elee elef eler eles elet elfc elfe elfs elft elle ells ellu else elst elsu elte elts elue elul elus ercc erce erec erel erer eres eret erfc erfs erft erle erll errc erre errs erse erst ertl erts ertu eruc erur erus esce escr escs escu esee esel eser eses eset esfs esse essl esst essu estc este estr ests esuf esus etcc etcs etec etee etel eter etes etfc etfe etre etsu ette ettu euer eufc eule eur- eurc eure eurt euse fccf fces fcsc fcsl fcst fece fect feel feer fees feet fefc fefe feff fele felf fell fels felt ferc fere ferr fers fert feru fese fess fest fete fetr fets fett fetu feus ffcc ffee ffff ffrr ffss fftf flcl flee fler fles flet flts flue fluf flur flus frcc free fres fret frfc frsc frst frue fscc fsec fssc fssf ft-c ft-l fter ftfc ftrs ftse ftsr ftuc fuc- fuct fuel fuet fufc fuff fufu fule full fuls fulu fur- fure furl furr furs furt fusc fuse fuss fust fusu fute futs futu lccc lcce lccs lcer lces lcfc lcfr lcls lcrl lcrs lcsc lcsr lctl lcts le-u lece lect leef leel leer lees leet lefe leff left lele lell lelu lerc lere lert lese less lest lesu lete lets lett leuc leur lfcc lfts llcc llcs llef lles llet lleu lllc llll lrcs lrfc lrrc lrrr lrse lrst lrts ls-r lscs lses lset lsfc lsrc lssr lsts ltcc ltcs ltee ltfc ltrs ltsr lttc lttr ltuc luce lucs luef luer lues lufe luff luft lufu lule lull lulu lure lurs lurt luse luss lust lute luts rccc rccs rcet rcfc rcle rcls rcsc rcsl rcss rctc rcts recc rece recr recs rect recu reef reel rees reet refe reff refl refr refs reft refu rele rell rels relt rere rers rert reru rese ress rest rete retr rets rett reue reuf reul reus reut reuu rfef rffc rffl rftc rlcs rlee rlef rleu rlls rrfc rrle rrrr rscc rscs rsee rsfc rslc rsre rssl rsts rstu rtcc rtce rtee rtes rtfc rtle rtls rtlt rtss rtts ruce ruct ruel ruer rues ruet rufc rufe ruff ruft 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 scfc scfe scl- sclc scls scr- scrc scre scrs scsc scsl scsr scst scsu sctc sctl sctr scts scul scur scut se-c se-e se-f se-s se-t se-u sec- secc sece secr secs sect secu seec seef seel seer sees seet seeu seff sefl seft sele self sell sels selt selu serc sere serf serr sers sert seru sesc sese sess sest set- setc sete setf setl sets sett seul seur sfcc sfcs sfer sffc sflc sfls sfrc sfss sfsu sfts slcc slcu slee sler sles slet slft slrc slre slrs slsc slst slsu slts sluc slue slur slut srcc srct srec sres srfc srtr sscc ssce sscs ssec ssee sses sset ssfc ssfl sslc ssle sslt ssrc ssrl ssrs sssc sssf ssss sstc sstl ssts stcc stcs stcu stec stee stef stel ster stes stet stfc stfu stlc stle stlt strc stre strs stru stsf stss sttc sttr stuc stue stuf stul stur stus stut suc- succ sucr sucs suee suel suer sues suet sueu suf- sufc suff sufr sufs sufu sul- sulc sule sulf sull sult sulu sur- surc sure surf surr surs surt suru sus- suse suss sust susu sute sutu suus tccc tccu tcfc tctc tcts tcul tecl tecr tecs tect teec teef teel teer tees teet tefc teff tefl teft tel- telc tele tell tels telt telu ter- terc tere terf terr ters teru tesc tese tesl tess test tete tetr tets tett tetu teut tfcu tfec tfrs tfss tftc tlrs trcc trcl tre- trec tree tref tres tret treu trfc trfr trst trtc trte trtr truc true trus trut truu tscc tsec tses tset tsfc tsfl tsse tssf tssr tsst tstc tsts tter ttfc ttff ttss tttt ttul tucc tuel tuer tues tuet tufc tufe tuff tuft tufu tule tull tulu turc ture turf turr turs turt turu tusc tuss tust tute tutl tuts tutt tutu ucel uces ucrc ucsc ucsf ucst ucsu ucut uele uell uers uess ufcu ufel ufer uffe ulcc ulee ules ulfe ulft ulle ullr ults ultt ulul ulus ure- ures uret urfe urff urft urle urls urre urse urss ursu urte urts urur urus urut uscc usce uscf uscs usee usef usel user uses uset usfc usfl usfs usle uslu ussc usse ussf ussr usss usst ussu ustc uste usts usul usus utec utel uter utes utsc utsl uttu uulu uutf uuuu