buhl[8], bums[8], buhs[7], hubs[7], slum[7], suhl[6], uhus[5],
bum[7], buh[6], hub[6], muh[6], ulm[6], bus[5], mus[5], ums[5], lus[4], uhu[4],
hm[5], um[4], hu[3], uh[3], ul[3],
