dddd dod- dodd dodo dody doff dond donn dono dood doof doon doud douf doun douy doyo dudd dudo dudu duff dufu dufy dunn duno duny duo- duon duyn dydd dyf- dyno dynu dyny dyo- dyon dyoo dyou dyun fdny ffff ffun fndd fndn fnuf fody fofo fond fono fony food foof foon foud foun foyn fudd fuff fufu fund funf fuyu fynd fynn nddo nfff nfon nnnn nodo nodu nody non- nonn nono nonu noo- noon nooo noun noyo nudd nudo nuff nunn nuno nuny nuon nyfd nyny nyon oddd oddy odon odoo odou off- offo offu offy ofno ondo ondy onno onod onon onoy ooff oofy oooo ouff oun- ound ouu- oyon oyou oyun udny udon udoo udun undo undy unfd unno unon uofo uuno uuuu uuyn uydo ydon ynon ynou yodo yoff yond yono yood yoof yoon youd youf yoyn yoyo yudo yudu yuff yufu yund yuny yuon yuyu yyff yyyy