furch[12], fuhrt[9],
ruch[8], fuhr[8], tuch[8], furt[7], ruft[7], turf[7], hurt[5], ruht[5],
huf[7], ruf[6], cut[6], hur[4], ruh[4], uhr[4], hut[4],
hu[3], uh[3], ur[2], tu[2],