sosu[6], sous[6], uowe[6], osuw[6], owsu[6], eses[4],
esu[5], sou[5], sus[5], suw[5], sos[3], ewe[3], ewo[3], owe[3], swe[3],
su[4], wu[4], ee[2], eo[2], es[2], se[2], os[2], ew[2], we[2],
