weba[6], bawi[6], wabi[6], iwie[4], wiei[4], wiew[4],
bai[5], baw[5], wab[5], web[5], ewa[3], iwa[3], wie[3], wii[3],
ba[4], be[4], bi[4], aa[2], ii[2], ew[2], we[2], iw[2],