cewce[7], nesce[6], nesec[6],
esce[5], scen[5], wece[5], news[4],
cen[4], cne[4], ces[4], cew[4], sen[3], ewe[3], wen[3], swe[3],
ce[3], ee[2], en[2], es[2], se[2], ew[2], we[2],
