a-a a-i aaa aah aai aao aay aha ahh ahi aho ahy ai- aia aih aii aio aiy aoa aoh aoi aoo ay- aya ayh ayi ayo h-i haa hah hai hao hay hha hhh hhi hho hhy hia hih hii hio hoa hoh hoi hoo hoy hy- hya hyh hyi hyo hyy ia- iaa iah iai iao iha ihh ihi iho ihy iia iih iii iio io- ioa ioh ioi ioo iya iyo iyy o-i oaa oah oai oao oha ohh ohi oho oia oii oio oo- ooa ooh ooi ooo oya oyi oyo yaa yah yai yao yay yha yhi yih yii yio yoi yoo yoy yyy