bufy[13], bufo[12], fobu[12], fumy[12], mufy[12], fumo[11], mufo[11], foby[11], bumy[10], bomu[9], umbo[9], boyu[9], bomy[8], obym[8],
buf[11], fum[10], muf[10], fob[9], ufo[9], bum[8], umb[8], obu[7], bym[7], bom[6], mob[6], boy[6], oby[6], omy[5],
fu[8], uf[8], bu[6], mu[5], by[5], bo[4], my[4], om[3],
