frug[8], fugt[8], furt[7], ruft[7], turf[7], gurt[5], trug[5], turn[4],
fug[7], fun[6], ruf[6], gnu[4], gur[4], gut[4], nur[3], run[3], nut[3], tun[3],
nu[2], ur[2], tu[2],
