eeee eele eero el-p elee eleo eler elle ello ellu elpe elro elue elul eole eolo eore eorl epee eper eple epll epol epor eppo eppp epro eprp erel erer erle erll eroe erol eroo erpe erre erro erur euer eule eur- eure euro le-u leel leep leer lele lell lelo lelu leor leou lepe lepo lepp lere lero lerp leur lleu llll lloo loeu lole loll lolo looe lool loop loor lope lopp lopu lore loro loue loul loup lour louu lppl lprp lrpu lrrr luer lule lull lulu lupe lupo lupu lure luup o-eo oele oere ole- oleo oler olle ollo olor olpe olur ooer oolo oooo oore opel opep oper ople opo- opor oppo ore- orel oreo orer orle orlo orlu oro- oroe oror orpe orro orup ouer oule oulu oupe our- oure ouro ouu- peel peep peer pel- pele pell pelo pelu peor peou pepe pepo per- pere perl pero perp perr peru peul peur ple- plee pleo pleu ploo plop plou plpp plue plup plur poel poer pole poll polo polu pool poop poor pop- pope popo popp pore poro porr poul poup pour pper pple pplo pppo pppp ppru ppur pre- pree prel prep preu prle prlr pro- proe prol proo prop prou prue pruu pu-e puel pueo puer pueu pule pull pulo pulp pulu pupe pupl pupu pur- pure purl puro purp purr puru reel reep rele rell relo relp reol reop reou repe repl repo repp repr repu rere rero reru reue reul reup reuu rlee rleu roel roer role roll rolo rolp rool roop roor rope ropo rore roro roru roue roul roup rpoe rrle rrrr ruel ruer rule rull rulo rupe rupp rure ruro rurp ruru u-rp uele uell ulee uleo ulle ullo ullr ulo- ulul uor- uore uplo upor uppe uppp uppu upup ure- urle uro- urol uroo urpo urre urup urur uulu uuuu