foby[11], efom[9], bomy[8], obym[8], boye[7],
fob[9], efy[8], efo[7], bym[7], bom[6], mob[6], boy[6], oby[6], omy[5],
ef[6], fe[6], by[5], be[4], bo[4], my[4], em[3], me[3], om[3], eo[2],