-ey a-a aaa aad aae aao aay ad- ada add ade ado ady aea aed aee aeo aey aoa aod aoe aoo ay- aya ayd aye ayo daa dad dae dao day dda ddd dde ddo ddy de- dea ded dee deo dey doa dod doe doo doy dy- dya dyd dye dyo dyy eaa ead eae eao ed- eda edd ede edo edy eea eed eee eeo eey eo- eoa eod eoe eoo eya eyd eye eyo oaa oad oae oao oda odd ode odo oea oed oee oeo oey oo- ooa ood ooo oya oyd oye oyo yaa yad yae yao yay yda yde ydo ydy yea yed yee yeo yey yod yoe yoo yoy yye yyy