efem[9], efie[8], demy[7], dimy[7], dymi[7], dmie[6], idem[6], idee[5], divy[5],
efy[8], fee[7], dym[6], dem[5], dim[5], idy[5], mee[4], div[3],
ef[6], fe[6], fi[6], my[4], de[3], id[3], em[3], me[3], im[3], mi[3], ee[2],
