fluh[9], fuhr[8], flur[8], flut[8], luft[8], furt[7], ruft[7], turf[7], hurt[5], ruht[5],
huf[7], ruf[6], hur[4], ruh[4], uhr[4], hut[4], tut[3],
hu[3], uh[3], ul[3], ur[2], tu[2],
