The group collection approach identified the twelve teams that will compete while in the Perform-offs based upon the Nations League General rankings,[19] utilizing a list of standards that obeyed these concepts:[eight]Các ??i ? m?i nhánh ???c x?p h?t gi?ng d?a theo th? h?ng UEFA Nations League, trong ?ó ??i hàng ??u s? ??i ??u v?i h?t gi?ng th?