idei[5], dwie[5], iwie[4], wiei[4],
hif[9], hiw[5], diw[4], wid[4], wie[3], wii[3],
ef[6], fe[6], fi[6], eh[4], he[4], hi[4], de[3], id[3], ii[2], ew[2], we[2], iw[2],