ensi[4], sine[4], ssie[4], sens[4], siew[4], siwe[4], wsie[4], news[4], wiew[4],
nie[3], eis[3], sie[3], sen[3], wie[3], wen[3], niw[3], win[3], swe[3], siw[3], wis[3], wsi[3],
en[2], in[2], ni[2], es[2], se[2], si[2], ew[2], we[2], iw[2],
