c-p-c ccccc ccell ccrcl ccrel cecun ceele ceene ceere celer cell- celle cence cenel ceneu cenpl cenpn cerc- cerce cerec ceren cerer cerne cerre cleen cleer clene clepe clerc clere clue- cluer clune clupe clurr cneru cnnnn crece creel creen creep creer crele crell cren- crepe crepu creu- creue creul creup crnce crnec crner crrel cruce cruel crule crull crune crupe crure cueup culle cullu culpe culur cunel cunne cupel cuper cuple cupr- cupul curce curel curer curle curll curlu curre curup cuuel eccen eccle eccup eeeee eeler eence eener eepee elele elene ellel ellen eller ellul elnec elpee elper elrec elren elulu eluru encre encup encur enlen enper enpeu enure enurn epeen epene eperc epure ereen erere erlen ernen ernle erpel eucen eucre euell eulen euler eupen eurel eurre lcecn lecce leece leell leere lelep leleu lelle lence lenne lepel leper leppe lepre leren lerer lerne leuc- leuce leupp lucee lucre lucun lucur lueen luen lulec lulle luluc lulul lunel lunne luper luppe lupul luren lurer lurne lurue lurun lurup n-p-n ncell ncree necr- neece neele neelu neere nelle nellu neper neple neppe neree nerre nerul nerur neuen neuer neueu neune neur- neure neurl nu-nu nuell nulle nunce nunun nupen nuprl nupur nurce nure- nurlu nurun p-n-p p-rep pcell pecel pecul peece peele peell peene peere peerl pelee peler pelle pence pene- pener penne penre penup penur pepee pepel peple peppe pepup perce perec perel peren perer perle perne perre peruc perun perur peuce peule peure pleen pleep plene plunc plupp plurn prece preen prell prelp prene prepl prepn pruce pruen prun- prune pucel pulce puler pull- pulle pullu punce punee punel punne puple puppe purce puree purel puren purer purle purre purul re-up recce recen recep recue recur reece reene reepe reere relee relue rence renee rener renne repec repel repen reple reppe repun rere- reree rerun reuel reuen reuer reule reune rnpep rucer rucul ruele ruell ruere rueun ruler runcu runec runer runne runup rupee rupel ruper rurec ruule u-cee uccel uccle ucell uclue uelen ulcer ulene ullur ulpur ululu uluru uncle uncup unerp unnun unnur unpen unpeu unrep unrun unurn upc-e upenn uppen upper uprun urcel urelu uruce urucu urupe uuuuu