eeee eele eheh ehel ehle ehlo el-p elee eleh eleo elle ello elpe elph eole eolo epee eph- eple epll epol eppo eppp heel heep hehe heho hele hell helo help hepe hepl hepp hhhh hoel hohe hohl hoho hol- hole holh holl holo holp hooe hool hoop hope hopo hopp hppe leel leep lehe lele lell lelo lepe lepo lepp lhee lhhh llll lloo lohe loho lole loll lolo looe lool loop lope lopp lppl o-eo oele ohee ohel ohho ohoh ole- oleh oleo olle ollo olpe olph ooho oolo oooh oooo opel opep ople opo- oppo peel peep pehe peho pel- pele pell pelo pepe pepo phe- phlo phoh phoo ple- plee pleo ploh ploo plop plpp poel pohl pole poll polo pooh pool poop pop- pope popo popp pple pplo pppo pppp