cewa[5], owca[5], cewo[5], owce[5], woce[5], owsa[4], sowa[4],
ces[4], soc[4], cew[4], osa[3], ewa[3], owa[3], ewo[3], owe[3], swa[3], was[3], swe[3],
ce[3], co[3], eo[2], as[2], es[2], se[2], os[2], ew[2], we[2],
