efeb[10], efem[9], bece[7], myce[7], kemy[7], emce[6], emek[6],
efy[8], fee[7], byk[7], bym[7], bek[6], cyk[6], cym[6], myc[6], myk[6], bee[5], cek[5], kem[5], mee[4],
ef[6], fe[6], by[5], be[4], my[4], ce[3], em[3], me[3], ee[2],
