suburb[10],
buhs[7], hubs[7], huhu[6], rhus[5], huss[5], uhus[5], russ[4], usus[4],
bub[7], buh[6], hub[6], bus[5], hur[4], ruh[4], uhr[4], uhu[4], rus[3], sur[3], urs[3],
hu[3], uh[3], ur[2],