bacą[11], efeb[10], cafy[10], bacy[8], caby[8], baca[7], caba[7], bace[7], bece[7],
efą[11], caf[8], efy[8], efa[7], fee[7], cab[6], aby[6], bee[5],
fa[6], ef[6], fe[6], by[5], ba[4], be[4], ce[3], aa[2], ee[2],
