e-pro eeeee eeler eepee el-op elele eleo- ellel eller elloe eloee elole eloor elope elore eloro elpee elper eorre epoll erere eroor erore erpel errol error exlex exloo exore expel exper expro l-pop leell leere lelep lelex lelle lepel leper lepo- lepor leppe lepre lerer lexer lexoo lexxe lo-ex loler lollo lolol looer loore loper lorel loreo lorer lorre loxo- oeppo oerel oerle oleo- olere olleo oller oo-er ooooo opele opepe opere oploo opole oppel opper oppol orell oreo- orere orero orexo orlop oroer oxole p-o-x p-rep peele peell peere peerl pelee peler pelle pello pelo- peloe pelor peole pepee pepel peple peppe perel perer perle perlo perox perre perro pexel pleep plelo pleo- ploop plopp plore po-po poele poler polex polle pollo poloe polop pooer poole poope poopo poore popel poper popex pople poplr popop poppe poppo porer porle poro- porro pppox prell prelp preop prepl proer prole proll prolo proor prop- prope propl propp propr prore reepe reere relee relex rello reorx repel reple repop repor reppe repro rere- reree rexel rexer ro-ro roell roero roleo rolex rolle rollo rooer roole roope roore roper roppe rorer roxle rprop xero- xerox xexex xorro xoxox xplor