owsem[6], owsom[6], sowom[6], esowe[5],
esem[5], esom[5], meso[5], osom[5], somo[5], ewom[5], mewo[5], mowo[5], mews[5], sowo[4],
mee[4], omo[4], mes[4], sem[4], osm[4], som[4], mew[4], oso[3], ewe[3], ewo[3], owe[3], owo[3], swe[3],
em[3], me[3], om[3], ee[2], eo[2], es[2], se[2], os[2], ew[2], we[2],
