bywa[7], weby[7], weba[6], bawi[6], wabi[6], ewie[4],
aby[6], bee[5], bai[5], baw[5], wab[5], web[5], ewy[4], iwy[4], ewa[3], ewe[3], iwa[3], wie[3],
by[5], ba[4], be[4], bi[4], wy[3], ee[2], ew[2], we[2], iw[2],
