-tree c-p-c c-tec ccccc ccell ccett ccrcl ccrel cctld cctrl cduce ceded cedel ceder cedr- cedre ceede ceele ceere celde celer cell- celle celte cepet cerc- cerce cerec cered cerer ceret cerre certe cetpd cette cleed cleer cleet clepe clept clerc clere clete clett clude clue- clued cluer clupe clurr clute clutt cpctc crece crede creed creel creep creer crele crell crepe crept crepu crete cretu creu- creue creul creup crrel cruce crude cruel cruet crule crull crupe crure cteep ctree ctrlc cttee ctulu cudde cudle cueup culde culet culle cullu culpe culur cupel cuper cuple cupr- cupul curce cured curel curer curet curle curll curlu curre curup cutcu cutee cuter cutle cutup cuuel d-cru dcell ddddd decet decur dedde dedee deder dedlu dedur dedut deece deede deele deepc deepe deepp deepu deere deled delee deleu delle deluc delut depce depel depue derce derde dered derpt derre derue deter detre dette detur deuce deuel deule deure deut- drdre dredd drede dreed dreel dreep drell drepe drere dreul druce drude drupe duded duder dudle duduc duele duell duere duerr duete duett dueup dulce duler dulle dullu dulte duped duper duple dured duree durer duret durre durte durtu dutte e-dee eccle eccup edder eddre edell edere edler edlut edred educe educt edule eeeee eelde eeled eeler eeped eepee eerde elded eldee elder elect eleet elele eleut ellel eller ellet ellul elpee elper elrec elude elulu eluru elute eperc epure erdec erdre erdut erect erede erept erere erpel erred errtu erte ertel erter eruct erupt etete etree ettel etter ettle etude eturu eucre euell euler eurel eurre lecce ledce ledee leder ledet ledru leduc ledup ledur leece leede leell leere leert lelep leleu lelle lepel leper lepet leppe lepre lept- lered lerer letre lette letup letur leuc- leuce leude leupp lucee lucet lucre lucur ludde luddu luder lulec lulle lulte luluc lulul luper luppe lupul lurde lured lurer lurue lurup lute- luted luter lutte p-rep pcell pcept pcert pctct pdlct pecel pecul pedee pedel peece peedu peele peell peere peerl peert peete peled pelee peler pelet pelle pepee pepel peple peppe pept- pepup perce perde perdu perec perel perer peret perle perre perte peruc perur petcu peter petr- petre petru pette petur peuce peude peule peure plede pleep pleet pletd plete pleut plupp plut- plute prece prede prell prelp prepd prepl prete pruce prude prute pter- ptere ptprc ptprd ptpre ptprr ptprt ptpru pucel pudde puder pudur puett pulce puled puler pull- pulle pullu pulut pupet puple puppe purce pured puree purel purer purle purre purte purul puter putre putt- putte puttu putup rcled rdllr re-up recce reced recep recet recpt rect- recte recue recur recut redde redel reder redup redur reece reede reepe reere reled relee relet relte relue repec repel repet reple reppe reprt reptd reput rerde rere- reree reret reted retee retel reter rette reuel reuer reuet reule reute rucer rucul rudel ruder rudle ruede ruele ruell ruere ruete ruled ruler rupee rupel ruper rurde rurec ruter rutle rutte rutul ruule ruutu tcell tecul teder teeld teele teell teepe teerd teeup telce telde tele- telec telep teler teleu tell- telle tepee tepet tepeu teppu terce teret tereu terre tert- tetel teter tetle tetr- tette tlell tlett tpler treed treer treet trele trepp trept trere trete trett treut truce trude trued truel truer trule trull trupt trute ttttt tucep tucet tuctu tudel tuder tudle tudre tudur tuell tuelt tulce tulet tulle tupee tuple turel turet turle turre turtu turul turup turut tutee tutel tutle tutte tuuru u-cee uccel uccle ucell uclue uddel udder udell udept udert udler udult ulcer ullet ullur ulpur ultre ululu uluru upc-e upcut upedu upeet upled upped upper upput upter urcel urdee urelu urled urtel urter urtlu uruce urucu urupe urutu uter- utter uttur uturu uuuuu