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

-tree c-tec ccccc cccsl ccell ccett cclef ccrcl ccrel cctrl ceele ceere ceese cefcu celer celes cell- celle cells celse celss celte celts cerc- cerce cercs cerec cerer ceres ceret cerfs cerre cerrs cerse cerss certe certs cerus cesce cescr cesse ceste cests cetes cette cetus cfler cfu-e clcff cleef cleer cleet clefe clefs cleft clerc clere cless clete clett clue- cluer clues clufe cluff clurr cluse cluss clute cluts clutt crece creel creer crees creft crele crell cresc crese cress crest crete cretu creu- creue creul crlcs crrel crres cruce cruel cruet crufe cruft crule crull cruls crure cruse crust cruts cselt csere cstcc ctcfl ctree ctrlc ctrls cttee ctulu cuers cufeu cuffe cuffs cufre cules culet culle culls cullu cults culur curce curel curer cures curet curle curll curls curlu curre currs curse curst curts cusec cuser cusse custe cutcu cutee cuter cutes cutle cutts cuuel eccle ecrus ecser ectfe eeeee eeler ef-ts ef-tu efere efetf effer effet effts eftel efter efuru efuse efutu elecs elect eleet elefs elele elers eless elest elets eleut ellel eller elles ellet ellul elrec elser elses eltrs eluls elulu eluru elute erecs erect erere erest erets erles erres errtu erses erste ersts erte ertel erter ertes eruct eruts esces escle escrt esect esels esere esref esrel essel esser esses essse essue estce estee estel ester estes estet estre estur estus esure etest etete etree etres ettel etter ettes ettle eturu eucre euell euler eurel eurre eurus euser fclef fcsts feces feele feels feere feers feese feets felce felet felle fells felte felts feltt ferce ferel feres feret ferle ferr- ferre ferse ferte ferus feser fesse fest- feste fests festu fetel feter fetes fette fetus feuer feule feurs feute flect fleer flees fleet flere flers flert flete flett fleur fluce flues fluff flure flurr flurt fluse fluss flute frcsc freel freer frees freet frels frere frese fress frest frets frett freur fruct frust frute ftest ftlee ftrtt fu-fu fucus fuels fuest fuffs fulle fullf fulls fults furel furls furrs furse furst furus fusee fusel fuser fuses fusle fusse fuste fusts fusus futsu futur fuuse lecce leces lects leece leell leere leers leert leese leest leets lefeu leffe lefse lefts leful leles leleu lelle lerer lesce leser lesse leste lesue lesur letre lette letts letur letus leuc- leuce leuse llers llrrs lsers lucee luces lucet lucre lucur lucus luffs lufre lufte lulec lules lulle lulls lulte luluc lulul lulus lurer lures lurue luser lusse lusts lusus lute- luter lutes lutsu lutte recce recet recls rect- recte rects recue recur recus recut reece reecs reefe reefs reeft reels reere reese reest refel refer refet reffe refts refus refut relee reles relet relte relue rere- reree reres reret resee resel reses reset resse reste restr rests resue resus retee retel reter retes retsu rette retts reuel reuer reuet reule reuse reuss reute rless rlrts rsssf rsust rucer rucul ruele ruell ruere ruers ruete ruffe