eeeee eerie efere eferi effer effie effio efore efrei eieio eirie eizie eofor eorre erere erier eriff erio- erizo eroor erore error feeor feere feeze fefor feier feize feizi feoff ferie ferio feriz feroz ferr- ferre ferri ferro fezzi fieee fieri fiero fifer fifie fiore fiori firee firei firer firie firre firze foir- foire foore fore- foreo forez forio forro forze freei freer freir frere frier frize frizz froiz frore froze ieiri ierei ieroe iezer if-- ifere iiiee iiiii ioffe ioooi ioooo iorio irori izier izori o-fer oeiro offer offie offir offof offre ofori oo-er ooioo ooooo oorie oreo- oreoi orere orero orezi orfei orfeo orfoe orfor oroer ozero ozier ozoir ozoro ozzie reefe reere reeze refer reffe reffo reiff reizo rere- reree rerez rerir rezzo ri-fi riefe rifer riife ririe rizzi rizzo ro-ro roero roffe rofor rooer roofe roore rorer roriz rozzi zeero zefir zeror zerre ziezi zifer zizoo zizzi zorro zorzi zzzzz