bufie[13], efeby[12], fobie[11],
bufy[13], bufo[12], fobu[12], foby[11], efeb[10], boyu[9], efie[8], uboi[8], boye[7], obie[6],
buf[11], fob[9], fiu[9], ufo[9], efy[8], fee[7], efo[7], obu[7], boy[6], oby[6], bee[5], boi[5], obi[5],
fu[8], uf[8], ef[6], fe[6], fi[6], bu[6], by[5], be[4], bi[4], bo[4], ee[2], eo[2],
