buby[11], bobu[10], boby[9], boyu[9], coby[8], obcy[8], uowy[7], owcy[6],
bub[9], buc[8], bob[7], obu[7], cob[6], boy[6], oby[6],
bu[6], by[5], bo[4], wu[4], co[3], wy[3],
