e-pro eeeee eepee eerie ehire eieio eipri eirie eorre epher ephor eppie erere erier erio- eroor erore error he-he he-ro heeii heepe heere heihe heire heore heper hepro herei herie heroe herre herro hhhhh hi-hi hier- hiero hiper hipo- hipop hipp- hippe hippi hippo hiree hirer hiroe hiroi hiroo ho-ho ho-oh hoeie hoeri hohoe hooer hooie hoope hoore hoori hopeh hopei hoper hopie hoppe hoppo horhe horie horii horio horre horro hrere hrrep ieiri iepe ieper ierei ieroe ihere ihope iiiee iiiii ioooi ioooo iorio ippee ippei irepo irori irrep oeiro oeppo oh-oh oheir ohrio oo-er ooher ooioo ooooh ooooo oorie opepe opere ophep ophi- ophio ophir opier opihi opio- opir opoho opper oppie oreo- oreoi orere orero orhei oroer oropi orphe p-rep peere peeri peiho peire pepee pepoi peppe peppi perer perho peri- perie perio perre perri perro pheer pheo- phere phhir phiph phiri phore phrop piere pieri piero piiri piper pippi pippo pipri pireh pirho pirie pirre pirri pirro po-po poeir poher pohio poire pooer poope poopo poore poori poper popoi popop poppe poppi poppo porer poro- poroi porri porro preie preop prier prior proer proor prop- prope propp propr prore reepe reere reerh reher rehoe rehri repop repor reppe repro rere- reree rerip rerir rheo- rhipe rhoeo riper ripio rippe ririe ro-ro roero rohri rooer roohi roope roore roper roppe rorer rprop rripe