eeeee eeler eepee eerie eiler eipri eirie elele eleri eliel ellel eller ellie ellul elpee elper elulu eluru eppie epuli epure erere erier erpel euell euler eurel eurre ieiri iepe ieper ierei iiiee iiiii ileri iller illui ilulu ipel ipele iperu ippee ippei irele iriel irill irrel irrep irule irupi iuliu iurie leeli leell leere leile leill leip- leire lelei lelep leleu lelle lelli lepel leper lepir leppe lepre lerer lerie leupp lieli liepe liere lieup lilie liliu lille lilli lipie lippe lippi liril lirui liule liuli liure luire lulle lulli lulul luper luppe luppi lupul lurer lurie lurue lurup luuri p-rep peele peell peere peeri peerl peile peill peire peirl pelee peler pelle pelli pepee pepel peple peppe peppi pepup perel perer peri- perie peril perle perre perri perur peule peure piele piere pieri pieup piilu piiri pilei piler pili- pille pilur piper pipil piple pipli pippi pipri pipul pirie pirre pirri pirui piuri piuru pleep pleie pliei plier pluie plupp pluri preie prell prelp prepl prier prile prill pueri puler pull- pulle pulli pullu pupil puple puppe pupri puree purel purer purie purle purli purre purul puuri re-up reepe reere reile reill relee relie relli relue repel reple reppe rere- reree rerip rerir reuel reuer reuil reuir reule reuli rieul riler rille ripel riper riple rippe ripup ririe rirpu riuel riuer rripe ruele ruell ruere ruili ruiru ruler rulli rupee rupel ruper rupie ruule ullur ulpur ululu ulupi uluru upier upper uppie uppli urelu uriel uruli urupe ururi uuuuu