a-a aaa aad aae aah aao ad- ada add ade adh ado aea aed aee aeh aeo aha ahd ahe ahh aho aoa aod aoe aoh aoo daa dad dae dah dao dda ddd dde ddh ddo de- dea ded dee deh deo dh- dha dhd dhe dhh dho doa dod doe doh doo eaa ead eae eah eao ed- eda edd ede edh edo eea eed eee eeo eha ehd ehe ehh eho eo- eoa eod eoe eoh eoo haa had hae hah hao hda hdd hde hdh hdo he- hea hed hee heh heo hha hhd hhe hhh hho hoa hod hoe hoh hoo oaa oad oae oah oao oda odd ode odh odo oea oed oee oeh oeo oha ohd ohe ohh oho oo- ooa ood ooh ooo