Create a series of chord progressions to enhance the harmonic aspect of the given piece of music.
|: dcAG (3FGF DF | (3EFE CE FD D2 | dcAG (3FGF DF | Add^c defe | 
 dcAG (3FGF DF | (3EFE CE FD D2 | dcAG (3FGF DF | Add^c d4 :: 
 f2 fe fagf | (3edc gc ac g2 | fede fagf | edcA Adde | f2 fe fagf | 
 (3edc gc ac g2 | fedf edcA | Add^c d4 :|  
X:1
L:1/8
M:2/2
K:Dmin
|:"Dm" dcAG (3FGF DF |"C" (3EFE CE"Dm" FD D2 |"Dm" dcAG (3FGF DF |"Am" Add^c"Dm" defe | 
"Dm" dcAG (3FGF DF |"C" (3EFE CE"Dm" FD D2 |"Dm" dcAG (3FGF DF |"Am" Add^c"Dm" d4 :: 
"Dm" f2 fe fagf |"C" (3edc gc ac g2 |"Dm" fede fagf |"Am" edcA Adde |"Dm" f2 fe fagf | 
"C" (3edc gc ac g2 |"Bb" fedf"Gm" edcA |"Am" Add^c"Dm" d4 :|  