To start learning Do - Omarm Je Mij chords, delve into these chords sequence to get the song's feel: Db, Ab, Eb, Db, Fm, Db, Ab, Fm and Eb. I suggest starting at a calm pace of 53 BPM, and as you gain confidence, approach the song's BPM of 107. Align the capo with your vocal depth and chord choice, bearing in mind the song's original key: Ab Major.