basu[8], busa[8], bisu[8], basa[6], saab[6], bias[6],
bus[7], bai[5], bas[5], bis[5], aua[5], siu[5], asa[3], ais[3], sia[3],
bu[6], ba[4], bi[4], au[4], su[4], aa[2], as[2], si[2],
