dddd ddre ddry dedd dede dedo deed deef deer defe deff defo defy deor der- dere derf dero derr dery deye deyf deyo deyr dfer dfoe dfrf dod- dodd dode dodo dody doer doff dood doof door dord dore dorf doro dorr dory doye doyo dred dree dref drey drod drof droy dry- drye dryf dydd dyde dyed dyer dyey dyf- dyo- dyoo dyor dyr- dyre dyrf dyro dyyr edde eddo eddy ede- eder edod eede eeee eefe eero eery efeo effy efor eode eore erde erdf ered erer erod eroe eroo erre erro erye eyed eyer eyey eyre eyry eyyr fdry fede feed feer fefe feff fefo feod feof ferd fere fero ferr fery feyr ffee ffff ffrr fode fody foed foer fofo food foof for- ford fore foro forr fred free freo frey froe frye fyeo fyfe fyrd fyre fyry o-eo oddd oddy oded odeo oder odoo odor odry odyr oedo oere oeye oeyo ofdr ofer off- offe offo offr offy ofor ofre ooer ooff oofy oooo oord oore oory orde ordo ore- ored oreo orer orey orfe orff oro- oroe orof oror oroy orro orry oyee oyer oyre rder redd rede redo redr redy reed reef refd refe reff refr reod reof rerd rere rero rery reyd reye rfef rodd rode rodo rody roed roer roey rofe roff rofo rood roof roor rore roro rory royd roye rred rrrr ryde rydy ryfe ryff ryyf ydee ydre yedd yede yedo yeed yeer yefe yeff yeof yerd yere yero yerr yery yeye yeyo yeyr yfed yode yodo yoff yood yoof yord yore yoro yory yoye yoyo yrof yyfe yyff yyyy