Create a series of chord progressions to enhance the harmonic aspect of the given piece of music.
D | G2 d BGB | c2 A F2 D | BAG E2 D |1 DEF G2 ||2 DEF G3 || Bcd e3 | ABc d3 | Bcd e3 | 
 ABc def | g2 d BGB | c2 A F2 D | BAG E2 D | DEF G3 ||  
X:1
L:1/8
Q:1/8=150
M:4/4
K:G
"A" D | G2 d BGB | c2 A F2 D | BAG E2 D |1 DEF G2 ||2 DEF G3 ||"B" Bcd e3 | ABc d3 | Bcd e3 | 
 ABc def | g2 d BGB | c2 A F2 D | BAG E2 D | DEF G3 ||  