eeee eefe eefl eele efeo effi efil eiei eile eiou elee elef eleo elfe elfi elie elif elil elio elle elli ello ellu eloi elue elui elul eole eoli eolo eufi eule euoi feel fefe feff fefi fefo feie feil feio fele felf feli fell felo feof ffee ffff ffii fief fiel fife fiff fifi fifo fiii fiil file fili fill filo fioe flee flii floe floo flou flue fluf fluo fofo foie foil fole foli foll folo foof fool foul fuel fuff fufu fuil fule fuli full fulu ieie ieio iele ifel ifil iiie iiii iiio iioi iioo ile- ileo ilie ilio ill- ille illi illo iloo ioee ioel ioii ioio iole iolo ioof iooi iooo iuef iuel iuiu le-u leef leel lefe leff leie leif leil leio lele leli lell lelo lelu leof leoi leou lief liel lieu life liff lifl lifo liii lile lili lill lilo lilu lio- liue liuf llef lleu llll lloo loei loeu lofe loff lofi loif loiu lole loli loll lolo looe loof lool loue loui loul louu luef lufe luff lufu luif lule luli lull lulu o-eo oeil oele oeuf off- offe offo offu oiii ole- olef olei oleo olfe olie olio olle olli ollo olof ooff oolo oooo oufe ouff ouie ouii oule oulu ouu- u-ie uele ueli uell ufel uffe uile ulee uleo ulfe ulie ulle ulli ullo ulo- ulul uofl uofo uulu uuuu