sejf[10], sfen[8], cnej[7], sjen[6], swej[6], scen[5], news[4],
fen[7], nef[7], fes[7], jen[5], cen[4], cne[4], ces[4], cew[4], sen[3], wen[3], swe[3],
ef[6], fe[6], ej[4], je[4], ce[3], en[2], es[2], se[2], ew[2], we[2],
