eeee eefe eefl eele efeo el-p elee elef eleo elfe elle ello ellu elpe elue elul eole eolo epee eple epll epol eppo eppp eule feel fefe feff fefo fele felf fell felo feof ffee ffff flee floe floo flop flou flue fluf fluo fofo fole foll folo foof fool fopp foul foup fuel fuff fufu fule full fulu le-u leef leel leep lefe leff lele lell lelo lelu leof leou lepe lepo lepp llef lleu llll lloo loeu lofe loff lole loll lolo looe loof lool loop lope lopp lopu loue loul loup louu lpfp lppl luef lufe luff lufu lule lull lulu lupe lupo lupu luup o-eo oele oeuf off- offe offo offu ole- olef oleo olfe olle ollo olof olpe ooff oolo oooo opel opep ople opo- oppo oufe ouff oule oulu oupe ouu- peel peep peff pel- pele pelf pell pelo pelu peou pepe pepo peul pfff ple- plee pleo pleu plff ploo plop plou plpp plue plup poel poff pole poll polo polu poof pool poop pop- pope popo popp pouf poul poup pple pplo pppo pppp pu-e puel pueo pueu puff pule pull pulo pulp pulu pupe pupl pupu uele uell ufel uffe ulee uleo ulfe ulle ullo ulo- ulul uofl uofo uplo uppe uppp uppu upup uulu uuuu