coby[8], obcy[8], obco[7], bony[7], bono[6], obon[6], cyno[6], nocy[6],
cob[6], boy[6], oby[6], bon[5], cny[5], cyn[5], noc[4], ono[3],
by[5], bo[4], co[3], ny[3], no[2], on[2],
