To jam and learn Hijjaz - Ilmu chords, your primary focus should be mastering these chords sequence: Dm, G, F, G, Am, C, G, F, Am, F, Am, Dm, G and C. A strategic approach would be to train at 35 BPM initially, and then accelerate to the song's tempo of 70. Adjust the capo based on your vocal range and chord preference, keeping the song's key of G Major in mind.