sowo[4], szew[4], wesz[4], wsze[4], wszo[4],
oso[3], ewo[3], owe[3], owo[3], swe[3], ezo[3], zoo[3], zew[3],
eo[2], es[2], se[2], os[2], ew[2], we[2], ez[2], ze[2], oz[2],
