Create a series of chord progressions to enhance the harmonic aspect of the given piece of music.
Add fdd e2 f | Add efd fdB | Add fdd e2 f | GBd Afd e3 :: 
 a2 f fef def | aff efA B3 | a2 f fef dBA | GBd Afd e3 :|  
X:1
L:1/8
M:9/8
K:D
"D" Add fdd"A" e2 f |"D" Add"A" efd"G" fdB |"D" Add fdd"A" e2 f |"G" GBd"D" Afd"A" e3 :: 
"D" a2 f fef"A" def |"D" aff"A" efA"G" B3 |"D" a2 f fef dBA |"G" GBd"D" Afd"A" e3 :|  