a-a aaa aao aas aau aay aoa aoo aos aou as- asa aso ass asu asy au- aua auo aus ay- aya ayo ays ayu oaa oao oas oau oo- ooa ooo oos os- osa oso oss osu ou- oua ouo ous oya oyo oys saa sao sas sau say soa soo sos sou soy ss- ssa sso sss ssu sua suo sus suu suy sy- sya sys syu ua- uaa uao uas uau uay uoa uoo uos usa uso uss usu uua uus uuu uyo uys uyu yaa yao yas yau yay yoo yos you yoy ysa yso yss ysu ysy yua yuo yus yuu yuy yys yyu yyy