buź[15], bud[8], buk[8], kub[8], bum[8], umb[8], pub[8], but[8], tub[8], dum[7], mud[7], kum[7], dup[7], pud[7], kup[7], puk[7], pum[7], dut[7], tuk[7], tum[7], tup[7],
bu[6], ud[5], ku[5], mu[5], tu[5], ut[5],
