a-a aaa aad aah aak aao aau ad- ada add adh adk ado adu aha ahd ahh ahk aho ahu aka akd akh akk ako aku aoa aod aoh aok aoo aou au- aua aud auh auk auo daa dad dah dak dao dau dda ddd ddh ddk ddo ddu dh- dha dhd dhh dhk dho dhu dka dkk dko dku doa dod doh dok doo dou dua dud duh duk duo haa had hah hak hao hau hda hdd hdh hdk hdo hdu hha hhd hhh hhk hho hhu hka hkd hkh hkk hko hku hoa hod hoh hok hoo hou hua hud huh huk huo huu ka- kaa kad kah kak kao kau kda kdh kdk kdo kdu kha khh khk kho khu kkh kkk kku koa kod koh kok koo kou kud kuh kuk kuu oaa oad oah oak oao oau oda odd odh odo odu oha ohd ohh oho ohu oka okd okk oko oku oo- ooa ood ooh ook ooo ou- oua oud ouh ouk ouo ua- uaa uad uah uak uao uau uda udd udk udo udu uha uhd uhh uho uhu uka ukk uku uoa uod uok uoo uua uuu