pies[5], psie[5], siep[5], spie[5], wpis[5], esie[4], ewie[4], siew[4], siwe[4], wsie[4],
pie[4], sep[4], psi[4], piw[4], eis[3], sie[3], ewe[3], wie[3], swe[3], siw[3], wis[3], wsi[3],
pe[3], pi[3], ee[2], es[2], se[2], si[2], ew[2], we[2], iw[2],
