c-p-c ccccc ccell ccrcl ccrel ceele ceere celer cell- celle cerc- cerce cerec cerer cerre cleer clepe clerc clere clue- cluer clupe clurr crece creel creep creer crele crell crepe crepu creu- creue creul creup crrel cruce cruel crule crull crupe crure cueup culle cullu culpe culur cupel cuper cuple cupr- cupul curce curel curer curle curll curlu curre curup cuuel eccle eccup eeeee eeler eepee elele ellel eller ellul elpee elper elrec elulu eluru eperc epure erere erpel eucre euell euler eurel eurre lecce leece leell leere lelep leleu lelle lepel leper leppe lepre lerer leuc- leuce leupp lucee lucre lucur lulec lulle luluc lulul luper luppe lupul lurer lurue lurup p-rep pcell pecel pecul peece peele peell peere peerl pelee peler pelle pepee pepel peple peppe pepup perce perec perel perer perle perre peruc perur peuce peule peure pleep plupp prece prell prelp prepl pruce pucel pulce puler pull- pulle pullu puple puppe purce puree purel purer purle purre purul re-up recce recep recue recur reece reepe reere relee relue repec repel reple reppe rere- reree reuel reuer reule rucer rucul ruele ruell ruere ruler rupee rupel ruper rurec ruule u-cee uccel uccle ucell uclue ulcer ullur ulpur ululu uluru upc-e upper urcel urelu uruce urucu urupe uuuuu