eeee eele eero eete eext el-p elee eleo eler elet elex elle ello elpe elro elte elto eole eolo eore eorl eoto epee eper eple epll epol epor epot epox eppo eppp epro eprp epte epxp er-x erel erer eret erle erll eroe erol eroo erpe erre erro ertl etee etel eter etoe etox etre etro ette etto exel exer exo- exor expo expr expt exrx exte extl extr leel leep leer leet lele lell lelo leor leox lepe lepo lepp lept lere lero lerp lert lete leto lett lext lexx llet llll lloo lole loll lolo looe lool loop loor loot lope lopp lore loro lote lotl loto lotr lott lox- loxo lppl lprp lrrr ltee lttr lxxx o-eo oele oere ole- oleo oler olet olle ollo olor olot olpe ooer oolo oooo oore oort ootp opel opep oper opet opex ople opo- opor oppo opto ore- orel oreo orer orex orle orlo oro- oroe oror orot orpe orro orte orto otee otep oter oto- otoe otoo otor otpp otre otro otte otto oxep oxer oxo- oxox oxxo peel peep peer peet pel- pele pell pelo pelt peor pepe pepo per- pere perl pero perp perr pert pete peto petr pett ple- plee pleo plet plex ploo plop plot plpp pltt poel poer poet pole poll polo polt pool poop poor poot pop- pope popo popp popt pore poro porr port pote poto pott pper pple pplo pppo pppp pptt pre- pree prel prep pret prex prle prlr pro- proe prol proo prop prot prox prtp prtr pter ptol ptop ptox reel reep reet rele rell relo relp relt reol reop reot repe repl repo repp repr rept rere rero rert rete reto retr rett rexx rlee roel roer roet role roll rolo rolp rolt rool roop roor root roox rope ropo rore roro rort rote rotl roto rotr rott roxo rpet rpoe rrle rrrr rtee rtex rtle rtlt rttp teel teer teet tel- tele tell telo telt teor tepe tepp ter- tere tero terp terr tete teto tetr tett tetx text tltx toee toer toet tol- tole toll tolo tolt tool toor toot top- tope topo topp topt tore toro torp torr tort torx tote toto totr tott tox- toxo toxt tper tpol tppp tppr tpte tptp tptr tre- tree treo tret trex troe troo trop trot trox trpe trpp trte trtr tteo tter ttoe ttop tttt txtr xeer xer- xero xert xexe xlet xlox xlpe xolo xoro xorp xote xoxo xper xpot xpto xrep xtep xtol xtro xxxo xxxx