butz[8], buht[7], hubt[7], brut[6], trub[6], zutu[6], hurt[5], ruht[5], hutu[5],
buh[6], hub[6], zur[5], uzt[5], hur[4], ruh[4], uhr[4], hut[4], uhu[4],
uz[4], zu[4], hu[3], uh[3], ur[2], tu[2],
