baca[7], caba[7], bace[7], bece[7], weba[6], cewa[5], wece[5],
cab[6], bee[5], baw[5], wab[5], web[5], cew[4], aaa[3], ewa[3], ewe[3],
ba[4], be[4], ce[3], aa[2], ee[2], ew[2], we[2],
