To learn 徐小鳳 - (天涯孤客) 月亮光光 chords, anchor your practice on these foundational sequence of chords - E, Am and E. To build a solid grasp, start slowly at 47 BPM and then match the original tempo of 94 BPM. Fine-tune the capo based on your vocal range, ensuring it complements the key of A Minor.