Every Em7 position on bass, with the songs that play it.
x-7-9-7 (fret 7)0-2-2-00-x-0-00-2-0-00-2-2-4x-2-0-0x-2-2-4 (fret 2)x-5-5-x (fret 5)x-x-5-7 (fret 5)7-7-9-7 (fret 7)x-x-9-9 (fret 9)x-10-9-9 (fret 9)12-14-12-12 (fret 12)x-x-12-12 (fret 12)x-14-14-16 (fret 14)