busy[9], bisu[8], cisu[7], suci[7], bisy[7], cisy[6], syci[6],
suń[11], buc[8], bus[7], bis[5], siu[5], cyi[5], cis[4], sic[4],
bu[6], by[5], bi[4], su[4], ci[3], si[2],
