buf[11], fuj[11], fru[9], fur[9], ruf[9], bun[7], jun[7], bru[7], bur[7], jur[7], ruj[7], buz[7], bzu[7], juz[7], nur[5], run[5], urn[5],
fu[8], uf[8], bu[6], nu[4],
