e-pro eeeee eepee eerie eieio eipri eirie eorre epoxi eppie erere erier erio- erixx eroor erore error exore exper expro ieiri iepe ieper ierei ieroe iiiee iiiii ioooi ioooo iorio ippee ippei iprex irepo irori irpex irrep ixopo oeiro oeppo oo-er ooioo ooooo oorie opepe opere opier opio- opir opper oppie oreo- oreoi orere orero orexo oroer oroix oropi oxxio p-o-x p-rep peere peeri peire peixe pepee pepoi peppe peppi perer peri- perie perio perox perre perri perro pexip piere pieri piero piiri piper pipex pippi pippo pipri pirex pirie pirix pirre pirri pirro pixie po-po poeir poire pooer poope poopo poore poori poper popex popoi popop poppe poppi poppo porer poro- poroi porri porro pppox ppxii preie preop prier prior proer proix proor prop- prope propp propr prore proxi reepe reere reorx repop repor reppe repro rere- reree rerip rerir rexer riper ripio rippe ririe rixoi ro-ro roero rooer roope roore roper roppe rorer roxie roxio rprop rripe xero- xerox xexex xorro xoxox xxiii xxxii xxxix