buhn[7], buhs[7], hubs[7], bund[6], hund[5], uhus[5], sund[4],
buh[6], hub[6], bus[5], uhu[4], dun[3], und[3], sud[3], uds[3], uns[3],
hu[3], uh[3], du[2], ud[2], nu[2],
