coby[8], obcy[8], bomy[8], obym[8], cymo[7], mocy[7], myco[7],
bym[7], cob[6], bom[6], mob[6], cym[6], myc[6], boy[6], oby[6], com[5], moc[5], omy[5],
by[5], bo[4], my[4], co[3], om[3],
