mull[8], slum[7], lugs[6], rums[6], muss[6], sums[6], grus[5], guss[5], russ[4],
ulm[6], lug[5], mur[5], rum[5], mus[5], ums[5], gur[4], lus[4], rus[3], sur[3], urs[3],
um[4], ul[3], ur[2],
