eeee eefe eefl eele eely eero eery efeo effy efly efor elee elef eleo eler eley elfe elle ello elly eloy elro eole eolo eore eorl erel erer erle erll eroe erol eroo erre erro erye eyer eyey eyle eyre eyry eyyr feel feer fefe feff fefo fele felf fell felo feof fere fero ferr fery feyr ffee ffff ffrr flee fler fley floe floo flor floy flye foer fofo fole foll folo folr foly foof fool for- fore forl foro forr foyl free freo frey froe frol frye fyeo fyfe fyle fyre fyry leef leel leer lefe leff lele lell lelo lely leof leor lere lero lery leye leyf leyr llef llll lloo llyr lofe loff lole loll lolo loly looe loof lool loor lore loro lory loye lrrr lrry lyef lyer lyfe lyff lyfy lyle lyly lyo- lyoe lyre lyro lyyf o-eo oele oere oeye oeyo ofer off- offe offo offr offy ofor ofre ole- olef oleo oler oley olfe olle ollo olly olof olor olry olyf ooer ooff oofy oolo oooo oore oory ore- orel oreo orer orey orfe orff orle orlo orly oro- oroe orof oror oroy orro orry oyee oyer oyly oyre reef reel refe reff refl refr rele rell relo rely reof reol rere rero rery reye rfef rffl rlee rlef roel roer roey rofe roff rofl rofo role rolf roll rolo roly roof rool roor rore roro rory roye royl rrle rrrr ryel ryfe ryff ryle ryyf yeel yeer yefe yeff yele yelf yell yelo yeof yere yerl yero yerr yery yeye yeyo yeyr yfel ylle yoff yole yoll yolo yoly yoof yool yore yoro yory yoye yoyo yrle yrly yrof yyfe yyff yyyy