sfen[8], pens[5], news[4],
pfe[8], fee[7], fen[7], nef[7], fes[7], nep[4], pen[4], sep[4], sen[3], ewe[3], wen[3], swe[3],
ef[6], fe[6], pe[3], ee[2], en[2], es[2], se[2], ew[2], we[2],
