In each zone, the number of groups in the group stage is determined based on the number of entries, with the number of slots filled through play-offs same as the number of groups: In the West Asia Zone and the ASEAN Zone, there are three groups in the group stage, including a total of 9 direct slots, with the 3 remaining slots filled through play-offs.
Di setiap zona, jumlah grup di penyisihan grup ditentukan berdasarkan jumlah entri, dengan jumlah slot yang diisi melalui play-off sama seperti jumlah kelompok: Di sebelah Barat Zona Asia dan Zona ASEAN, ada tiga kelompok di babak penyisihan grup, termasuk total 9 langsung slot, dengan 3 slot tersisa diisi melalui play-off.