To learn Paco Candela - S.O.S chords, grasp the musical fabric of the song with this sequence - F, E, C, F, E, Dm, G and C of chords. Begin your practice at a relaxed 64 BPM, then work your way up to the song's BPM of 128. Align the capo with your vocal depth and chord choice, bearing in mind the song's original key: C Major.