a-a aaa aad aaf aao aaw aay ad- ada add adf ado adw ady af- afa afd aff afo afw afy aoa aod aof aoo aow aw- awa awd awf awo aww awy ay- aya ayd ayf ayo ayw daa dad daf dao daw day dda ddd ddf ddo ddw ddy dfa dfd dff dfo dfw doa dod dof doo dow doy dwa dwf dwo dww dy- dya dyd dyo dyw dyy faa fad faf fao faw fay fda fdd fdf fdo ffa ffd fff ffo ffw ffy foa fof foo fow foy fwa fwd fwf fwo fy- fya fyo oaa oad oaf oao oaw oda odd odf odo of- ofa ofd off ofo ofw oo- ooa ood oof ooo oow owa owd owf owo oww oya oyd oyo waa wad waf wao waw way wda wdf wdy wfa wfd wff wfo wfw woa wod wof woo wow woy wwa wwd wwf wwo www wy- wya wyd wyf wyo yaa yad yaf yao yaw yay yda ydo ydy yfa yfd yff yod yof yoo yow yoy yyf yyy