recr recs rect recu reef rees reet refe reff refr refs reft refu rehe rehs reht rere rers rert reru rese resh ress rest rete reth retr rets rett reue reuf reus reut reuu rfef rffc rfhs rftc rhce rhee rhes rhet rhfs rhhs rhue rhus rrfc rrhs rrrr rscc rsch rscs rsee rsfc rshs rsre rsts rstu rtcc rtce rtee rtes rtfc rths rtss rtts ruce ruch ruct ruer rues ruet rufc rufe ruff ruft ruhe ruhh ruhr ruhs rurc rure rurs ruru ruse rush russ rust rusu rute ruth ruts rutt rutu sccc scce sccs scct scec scee scer scet scfc scfe sch- sche schh schr schs scr- scrc scre scrs scsc scsh scsr scst scsu sctc sctr scts scur scut se-c se-e se-f se-h se-s se-t se-u sec- secc sece sech secr secs sect secu seec seef seeh seer sees seet seeu seff seft sehe sehr sehs serc sere serf serr sers sert seru sesc sese sesh sess sest set- setc sete setf seth sets sett seur sfcc sfcs sfer sffc sfhs sfrc sfss sfsu sfts shcc she- shee shef sheh sher shes shet sheu shft shhh shhs shre shrs shsc shts shue shuf shur shus shut shuu srcc srch srct srec sres srfc srhs srtr sscc ssce sscs ssec ssee sses sset ssfc sshs ssrc ssrs sssc sssf sssh ssss sstc ssth ssts stcc stch stcs stcu stec stee stef ster stes stet stfc stfu sths strc stre strs stru stsf stss sttc sttr stuc stue stuf stur stus stut suc- succ such sucr sucs suee suer sues suet sueu suf- sufc suff sufr sufs sufu suhr sur- surc sure surf surr surs surt suru sus- suse suss sust susu sute sutu suus tccc tccu tcfc tch- tche tchh tchr tchs tchu tcsh tctc tcts tech tecr tecs tect teec teef teer tees teet tefc teff teft tehr ter- terc tere terf terr ters teru tesc tese tesh tess test tete teth tetr tets tett tetu teut tfcu tfec tfrs tfss tftc thch the- thec thee thef ther thes thet theu thre thru thse thsr thss thtr thts thue thur thus trcc tre- trec tree tref tres tret treu trfc trfr trhs trst trtc trte trtr truc true trus trut truu tscc tsec tses tset tsfc tshe tshs tsse tssf tssr tsst tstc tsts tter ttfc ttff ttss tttt tucc tuch tuer tues tuet tufc tufe tuff tuft tufu tuhs tuht tuhu turc ture turf turr turs turt turu tusc tush tuss tust tute tuts tutt tutu uces uche uchs ucrc ucsc ucsf ucst ucsu ucut uers uess ufcu ufer uffe uher uhrs uhss uhuh urch ure- ureh ures uret urfe urff urft urre urrh urse urss ursu urte urth urts urur urus urut uscc usce uscf usch uscs usee usef user uses uset usfc usfs ushr ushs ushu ussc usse ussf ussr usss usst ussu ustc uste usts usus utec uter utes uthe utsc uttu uutf uuuu

-tree c-tec ccccc ccett cech ceche cecht ceere ceese cefcu cerc- cerce cercs cerec cerer ceres ceret cerfs cerre cerrs cerse cerss certe certs cerus cesce cescr cesse ceste cests cetes cette cetus cfu-e chech cheer chees cheet chefe cheff chefs chehr chere chert cheru chese chesf chess chest chete cheth chets chett cheue chher chueh chuet chuff chur- chure churr churs churt churu chuse chuss chust chute chuts crece creer crees creft cresc crese cress crest crete cretu creu- creue crres cruce cruet crufe cruft crure cruse crush crust cruth cruts csche csere cstcc ctree cttee cuche cuers cufeu cuffe cuffs cufre curce curch curer cures curet curre currs curse curst curts cusec cuser cusse custe cutch cutcu cutee cuter cutes cuthe cutts eches echss echte ecrus ecser ectfe ecthr eeeee eetch ef-ts ef-tu efere efetf effer effet effts efter efuru efuse efutu ehret erech erecs erect erere eresh erest erets erhus erres errtu erses erste ersts erte erter ertes erthe eruct eruts esces esche escrt esect esere esfeh esher eshes eshre esref esser esses essse essue estce estee ester estes estet esths estre estur estus esure etche etchu etest etete ether etree etres etter ettes eturu etush eucre eurre eurus euser fcsts feces feche fecht feere feers feese feets feher ferce ferch feres feret ferr- ferre ferse ferte ferth ferus feser fesse fest- feste fests festu fetch feteh feter fetes fette fetus feuer feurs feute fhchs frcsc freeh freer frees freet frere frese fresh fress frest frets frett freur frsch fruct frush frust frute ftest ftrtt fu-fu fuchs fuchu fucus fuest fuffs fuhse furch furrs furse furst furth furus fusee fuser fuses fusht fusse fuste fusts fusus futsu futuh futur fuuse he-he heche hecht hecsu hect- hecte heere heers heese heest heete hefer heffe hefte hefts hehes hehte herce heres herre herrs herse hersh herte herth herts hertu herur herut heshe hesse hests hesus hetch heter hetes hethe heths hette hetur heuch heuer heure heurt heuss heute hheth hhfce hhhhh hrere hters htest hthrt htree hucch huche huere huers huest huete huffe huffs huhuh huhus hureh hurre hurst hurts hurtt hurtu husch huser hushe husht hutch hutte huttu hutus huuru recce recet reche recht rect- recte rects recue recur recus recut reece reech reecs reefe reefs reeft reere reerh reese reest reeth refer refet reffe refts refus refut reher rehet rehue rere- reree reres reret resch resee reses reset resht resse reste restr rests resue resus retch retee reter retes rethe retsu rette retts reuer reuet reuse reuss reute reuth rhees rhett rsssf rsust rucer ruche ruere ruers ruete rueth ruffe ruffs rufus ruhrs rurec rusce rusch ruses rushh russe russh ruste rusts rustu rutch ruteh ruter ruthe ruths ruthu rutte ruuth ruutu s-sch s-tec scere scert schec scher schet scheu schuh schur schut scrch screc scree scrue scrus scter sctrs scuet scufe scuff scuft scure scurf scurr scurt scuse scut- scute scuts scutt seche sechs secre secte sects secur secus seece seech seehe seere seers seese seest seesu seete seeth sefer sefes seffe sefte sefth