bufo[12], fobu[12], uboi[8], uowi[6],
buf[11], fob[9], fiu[9], ufo[9], obu[7], boi[5], obi[5], iwo[3], owi[3], wio[3],
fu[8], uf[8], fi[6], bu[6], ów[6], bi[4], bo[4], wu[4], iw[2],
