To learn Sammi Cheng - Sighing chords, begin by getting comfortable with these sequence: Cm, Bb, Cm, Bb, Ab, Am, Bb, C, Dm, C and Bb. A good strategy is to initiate at 53 BPM and then accelerate to the track's regular speed of 107 BPM. With C Minor as the song's key, tweak the capo to cater to your vocal pitch and chord likes.