Create a fitting sequence of chord changes that enhance the given musical piece.
D>D DEGA B2 | AGEG BABd | D>D DEGA B2 | AGEC D2 D2 :: d>d dedc B2 | 
 AGEG BA B2 | d>d dedc B2 | AGEC D2 D2 :|  
X:1
L:1/8
M:4/4
K:Dmix
"G" D>D DEGA B2 |"C" AGEG"D" BABd |"G" D>D DEGA B2 |"C" AGEC"D" D2 D2 ::"G" d>d dedc B2 | 
"C" AGEG"D" BA B2 |"G" d>d dedc B2 |"C" AGEC"D" D2 D2 :|  