asy[4], esy[4], osy[4], ezy[4], ozy[4], zys[4], osa[3], oso[3], eza[3], oaz[3], ezo[3], zoo[3], sza[3],
ee[2], eo[2], as[2], es[2], se[2], os[2], za[2], ez[2], ze[2], oz[2],
