furt[7], ruft[7], turf[7], murr[6], munt[6], murt[6], trum[6], turm[6], turn[4],
fun[6], ruf[6], mur[5], rum[5], mut[5], nur[3], run[3], nut[3], tun[3],
um[4], nu[2], ur[2], tu[2],
