peem[6], psem[6], spem[6], esem[5], mews[5],
dem[5], mee[4], des[4], mes[4], sem[4], sep[4], mew[4], ewe[3], swe[3],
de[3], em[3], me[3], pe[3], ee[2], es[2], se[2], ew[2], we[2],
