biby[9], boby[9], bibo[8], obij[8], coby[8], obcy[8], cyjo[8],
bib[7], bij[7], bob[7], boj[7], job[7], cob[6], boy[6], oby[6], boi[5], obi[5], cyi[5],
by[5], bi[4], bo[4], oj[4], ci[3], co[3],
