eeee eele eero eheh ehel eher ehle ehlo ehre el-p elee eleh eleo eler elex elle ello elpe elph elro eole eolo eore eorl epee eper eph- eple epll epol epor epox eppo eppp epro eprp epxp er-x erel erer erle erll eroe erol eroo erpe erre erro exel exer exh- exo- exor expo expr exrx heel heep heer hehe heho hele hell helo help heor hepe hepl hepp here herl hero herp herr hex- hexe hhex hhhh hler hoel hoer hohe hohl hoho hol- hole holh holl holo holp hooe hool hoop hoor hoox hope hopo hopp hopx hore horl horo horr hppe hree hrpp leel leep leer lehe lehr lele lell lelo leor leox lepe lepo lepp lere lero lerp lexx lhee lhhh lhor llll lloo lohe loho lohr lole loll lolo looe lool loop loor lope lopp lore loro lox- loxo lppl lprp lrrr lxxx o-eo oele oere ohee ohel oher ohho ohoh ohre ole- oleh oleo oler olle ollo olor olpe olph ooer ooho oolo oooh oooo oore opel opep oper opex ople opo- opor oppo ore- oreh orel oreo orer orex orhe orle orlo oro- oroe oror orpe orph orro oxep oxer oxo- oxox oxxo peel peep peer pehe peho pehr pel- pele pell pelo peor pepe pepo per- pere perh perl pero perp perr phe- phex phlo phoh phoo phox phrr ple- plee pleo plex ploh ploo plop plpp poel poer pohl pole poll polo pooh pool poop poor pop- pope popo popp pore poro porr pper pple pplo pppo pppp pre- pree prel prep prex prhl prle prlr pro- proe prol proo prop prox reel reep rehe rele rell relo relp reol reop repe repl repo repp repr rere rero rexx rhee rheo rhex rhoh rlee roel roer rohe rohl rohr role roll rolo rolp rool roop roor roox rope ropo rore roro roxo rpho rpoe rrle rrrr xeer xer- xero xexe xhhp xlox xlpe xolo xoro xorp xoxo xper xrep xxxo xxxx