buc[8], bud[8], duj[8], bul[8], lub[8], luj[8], bum[8], umb[8], jum[8], ujm[8], cud[7], lud[7], cum[7], muc[7], dum[7], mud[7], lum[7], mul[7],
bu[6], ud[5], lu[5], ul[5], mu[5],
