hub[9], bud[8], duh[8], bum[8], umb[8], uhm[8], dum[7], mud[7], bun[7], hun[7], bru[7], bur[7], dnu[6], nud[6], mun[6], dur[6], rud[6], urd[6], mru[6], mur[6], rum[6], brr[5], nur[5], run[5], urn[5], rur[5], drr[4],
bu[6], hu[6], hm[5], ud[5], mu[5], nu[4],