eeeee eeler eepee eerie eiler eipri eirie elele eleri eliel ellel eller ellie elpee elper eppie erere erier erpel ieiri iepe ieper ierei iiiee iiiii ileri iller ipel ipele ippee ippei irele iriel irill irrel irrep leeli leell leere leile leill leip- leire lelei lelep lelle lelli lepel leper lepir leppe lepre lerer lerie lieli liepe liere lilie lille lilli lipie lippe lippi liril p-rep peele peell peere peeri peerl peile peill peire peirl pelee peler pelle pelli pepee pepel peple peppe peppi perel perer peri- perie peril perle perre perri piele piere pieri piiri pilei piler pili- pille piper pipil piple pipli pippi pipri pirie pirre pirri pleep pleie pliei plier preie prell prelp prepl prier prile prill reepe reere reile reill relee relie relli repel reple reppe rere- reree rerip rerir riler rille ripel riper riple rippe ririe rripe