eeeee eeler eepee elele ellel eller ellul elpee elper elulu eluru epure erere erpel euell euler eurel eurre leell leere lelep leleu lelle lepel leper leppe lepre lerer leupp lulle lulul luper luppe lupul lurer lurue lurup p-rep peele peell peere peerl pelee peler pelle pepee pepel peple peppe pepup perel perer perle perre perur peule peure pleep plupp prell prelp prepl puler pull- pulle pullu puple puppe puree purel purer purle purre purul re-up reepe reere relee relue repel reple reppe rere- reree reuel reuer reule ruele ruell ruere ruler rupee rupel ruper ruule ullur ulpur ululu uluru upper urelu urupe uuuuu