-tree c-p-c c-tec ccccc ccell ccett cclef ccnet ccrcl ccrel cctrl cecun ceele ceene ceere cefcu celer cell- celle celte cence cenel ceneu cenpf cenpl cenpn cenpt cent- centr cepet cerc- cerce cerec ceren cerer ceret cerne cerre certe ceten cette cetun cfler cfu-e clcff cleef cleen cleer cleet clefe cleft clene clent clepe clept clerc clere clete clett clue- cluer clufe cluff clune clunt clupe clurr clute clutt cneru cnnfn cnnnn cntln cntnl cntrc cntrl cpcfc cpctc crece creel creen creep creer creft crele crell cren- crepe crept crepu crete cretu creu- creue creul creup crnce crnec crner crrel cruce cruel cruet crufe cruft crule crull crune crunt crupe crure ctcfl cteep cten- ctene ctree ctrlc cttee ctulu cueup cufeu cuffe cufre culet culle cullu culpe culur cunel cunne cunt- cunut cupel cuper cuple cupr- cupul curce curel curer curet curle curll curlu curre curup cutcu cutee cuter cutle cutup cuuel e-ten eccen eccle eccup ectfe eeeee eeler eence eener eenet eepee eeten ef-tu efere efetf effer effet efnet efren eftel eften efter efuru efutu elect eleet elele elene eleut elfen ellel ellen eller ellet ellul elnec elpee elper elrec elren elten elulu eluru elute encre encup encur enent enete enfce enfer enfeu enlen ennet enper enpeu enrut entel enten enter entre enuff enure enurn epeen epene eperc eptfe epure erect ereen erept erere erlen ernen ernet ernle erpel errtu erte ertel erter ertun eruct erupt etern etete etnre etree etrun ettel etten etter ettle eturu eucen eucre euell eulen euler eunet eupen eurel eurre fcent fclef feele feeln feere felce felet felle felte feltt felup fence fener feneu fenne ferce ferel feren feret ferle ferr- ferre ferte fetel feter fette feuer feule feute flect fleen fleer fleet flene flent flenu flere flert flete flett fleur fluce fluff flure flurn flurr flurt flute frcpc freel freep freer freet frere frett freur fruct frunt frute ftlee ftrtt fu-fu fucun fulen fulle fullf fulup funel funen funet furel furen futur lcecn lecce leece leell leere leert lefeu leffe leful lelep leleu lelle lence lenne lente lepel leper lepet leppe lepre lept- leren lerer lerne leten letre lette letup letur leuc- leuce leupp lucee lucet lucre lucun lucur lueen luen lufre lufte lulec lulle lulte luluc lulul lunel lunet lunne luper luppe lupul luren lurer lurne lurue lurun lurup lute- luter lutte n-p-n ncell ncftp ncree necr- nect- neece neele neelu neere neetu nefen nefer neffe nefre nefte nelle nellu nente neper neple neppe nepte neree neret nerre nerte nerul nerur neten netle netne netpc nette neuen neuer neueu neuft neune neur- neure neurl nfler nlnet nnfcc ntete ntlet nu-nu nucet nuell nulle nunce nunet nunun nupen nuprl nupur nurce nure- nurfc nurlu nurun nutec nutte p-n-p p-rep pcell pcept pcert pctct pecel pecul peece peele peell peene peent peere peerl peert peete pelee peler pelet pelle pence pene- pener penne penre pent- pente pentu penup penur pepee pepel peple peppe pept- pepup perce perec perel peren perer peret perle perne pernt perre perte peruc perun perur petcu peter petr- petre petru pette petun petur peuce peule peure pfuel pleen pleep pleet plene plete pleut pllnt pluff plunc plupp plurn plut- plute pnetc pptnt prece preef preen preff prell prelp prene prent prepl prepn prete prntr pruce pruen prun- prune prunt prute pter- ptere ptprc ptpre ptprf ptprn ptprr ptprt ptpru pucel puett pulce puler pull- pulle pullu pulut punce punct punee punel punne punte pupet puple puppe purce puree purel puren purer purle purre purte purul puten puter putre putt- putte puttu putun putup re-up recce recen recep recet recpt rect- recte recue recur recut reece reefe reeft reene reepe reere refel refen refer refet reffe refne refut relee relet relte relue rence renee rener renet renfe renne rente repec repel repen repet reple reppe reprt repun reput rere- reree reret rerun retee retel reter retnr rette reuel reuen reuer reuet reule reune reute rnpep rperf rtenn rucer rucul ruele ruell ruere ruete rueun ruffe ruler runcu runec runer runet runne runte runup rupee rupel ruper rurec ruten ruter rutle rutte rutul ruule ruutu t-nut tcell tecn- tecnu tecul teele teell teepe teeup tefe tefen telce tele- telec telen telep teler teleu tell- telle tencc tence tenel tenen tener tenet teneu tenne tennu tenpn tente tenue tenup tenur tepee tepet tepeu teppu tepun terce teret tereu terne terre tert- tetel teten teter tetle tetr- tette tlell tlett tllnn tnftp tntnt tpler treen treer treet trefe treff trele trenc trene trent trepp trept trere trete trett treut truce truel truer truff trule trull trupt trute ttnet ttttt tucep tucet tuctu tuelf tuell tuelt tuene tuffe tufte tulce tulet tulle tulun tune- tunel tuner tunne tupee tuple turel turen turet turle turn- turne turnp turnt turnu turre turtu turul turup turut tutee tutel tutle tutte tutun tuuru u-cee uccel uccle ucell uclue uelen uelfe ufere ulcer ulene ulent ullet ullur ulpur ulten ultre ululu uluru uncle uncup uncut unerp unete unfun unfur unlet unnet unnun unnur unnut unpen unpeu unput unref unrep unrun unten unter unurn upc-e upcut upeet upenn uppen upper upput uprun upter urcel urelu urent urtel urter urtlu uruce urucu urupe urutu utenn uter- utter uttur uturn uturu uunet uuuuu