-ene -one -yne eeee eefe eefn eeny eero eery efen efeo effy efon efor enee eneo ener eney enne enny eno- enoe enon enoy enry enye enyo eone eore eren erer erne erno eroe eron eroo erre erro erye eyen eyer eyey eyne eyre eyry eyyr feen feer fefe feff fefo fene fenn feny feof feon fere fern fero ferr fery feyn feyr ffee ffff ffrr foer fofo fone fono fony foof foon for- fore forn foro forr foyn free fren freo frey froe fron frye fyen fyeo fyfe fyne fynn fyre fyry neef neen neer nefe neff nene neno neo- neon neoo nere nerf nero nerr nery neye neyf neyn neyo nfer nfff nfon nnnn noer non- none nonn nono noo- noon nooo noor nor- nore norf norn noro norr nory noye noyo nren nron nyen nyer nyne nyny nyon nyrf nyro o-eo oen- oeno oere oeye oeyo ofen ofer off- offe offo offr offy ofno ofor ofre one- onee oneo oner oney onne onno onon onor onoy ooer ooff oofy oone oooo oore oory ore- oren oreo orer orey orfe orff orne orno orny oro- oroe orof oron oror oroy orro orry oyee oyen oyer oyne oyon oyre reef reen refe reff refn refr rene renn reno reny reof rere rero rery reye reyn rfef roen roer roey rofe roff rofo rone rono rony roof roon roor rore roro rory roye royn rrrr ryen ryfe ryff ryne rynn ryon ryyf yeen yeer yefe yeff yene yeof yeon yere yern yero yerr yery yeye yeyo yeyr ynne ynon yoen yoff yone yono yoof yoon yore yorn yoro yory yoye yoyn yoyo yren yrne yrof yron yryn yyfe yyff yyyy