Create a series of chord progressions to enhance the harmonic aspect of the given piece of music.
|: D | G>D GA | B>A G/A/B/c/ | d>e dc | B>G gf | e>d cB | Ag fe | d4- | d2 z :: G/B/ | 
 dg g/a/g/f/ |"^(G7)" gB cd | e/g/e/c/ d/e/d/B/ | G>B B/c/B/G/ | Ac ef/e/ | 
 dA c/d/c/B/ | G4- | G2 z :|  
X:1
L:1/8
M:2/4
K:G
|: D |"G" G>D GA | B>A G/A/B/c/ | d>e dc | B>G gf |"C" e>d cB |"A7" Ag fe |"D" d4- | d2 z :: G/B/ | 
"G" dg g/a/g/f/ |"^(G7)" gB cd |"C" e/g/e/c/"G" d/e/d/B/ |"Em" G>B B/c/B/G/ |"Am" Ac ef/e/ | 
"D7" dA c/d/c/B/ |"G" G4- | G2 z :|  