bomy[8], obym[8], boom[7], obom[7], brom[7], romb[7], bory[7], roby[7], rybo[7], boro[6], robo[6], mory[6], moro[5], orom[5],
bym[7], bom[6], mob[6], boy[6], oby[6], bry[6], ryb[6], bor[5], rob[5], omy[5], rym[5], omo[4], mor[4], oro[3],
by[5], bo[4], my[4], om[3], or[2], ro[2],
