buu[9], obu[7], bus[7], abo[5], boa[5], oba[5], bas[5], aua[5], esu[5], sou[5], asa[3], osa[3],
bu[6], uu[6], ba[4], be[4], bo[4], au[4], su[4], aa[2], eo[2], as[2], es[2], se[2], os[2],
