uowa[6], suwa[6], osuw[6], owsu[6], owsa[4], sowa[4],
aua[5], sou[5], suw[5], aaa[3], asa[3], osa[3], owa[3], swa[3], was[3],
au[4], su[4], wu[4], aa[2], as[2], os[2],