To learn Sion - Oui Je Taime chords, your first step should be understanding these chords - Eb, Bb, Gm, F, Eb, Gm, Bb and F in sequence. A good strategy is to initiate at 58 BPM and then accelerate to the track's regular speed of 117 BPM. With Bb Minor as the song's key, tweak the capo to cater to your vocal pitch and chord likes.