bums[8], slum[7], rums[6], muss[6], sums[6], russ[4],
bub[7], bum[7], ulm[6], mur[5], rum[5], bus[5], mus[5], ums[5], lus[4], rus[3], sur[3], urs[3],
um[4], ul[3], ur[2],
