You probably already use the minor pentatonic scale ... first over an Am chord, then over C, and finally over an Am-C progression. The scale sounds great throughout. Chris has been the Editor of Total ...

If you look closely at these arpeggio/chord shapes and compare them to shape 3 of the major pentatonic scale, you’ll see the shared notes. It’s unlikely we’d come up with note groupings like ...

But if you still find yourself trapped in the confines of pentatonic ... Gypsy scale is the fourth mode of the double harmonic scale, and is a great choice over minor/major 7th chords.