buś[11], duś[10], muś[10], bug[9], gub[9], buc[8], bud[8], cug[8], dug[8], bum[8], umb[8], gum[8], cud[7], cum[7], muc[7], dum[7], mud[7], bus[7], mus[6], sum[6],
bu[6], gu[6], ud[5], mu[5], su[4],
