frug[8], fugt[8], burg[7], grub[7], furt[7], ruft[7], turf[7], brut[6], trub[6], gurr[5], gurt[5], trug[5],
fug[7], bug[6], ruf[6], brr[5], gur[4], gut[4],
ur[2], tu[2],
