Create a series of chord progressions to enhance the harmonic aspect of the given piece of music.
|: de | fdfa d2 dc | BGBd A2 de | fdfa gfed | f2 e2 e2 de | fdfa d2 dc | 
 BGBd A2 de | FA GB Aage | f2 d2 d2 :: ef | gBgf eAde | 
 fBfe d2 de | fdfa gfed | f2 e2 e2 ef | gBgf eAde | fBfe d2 AG | 
 FA GB Aage | f2 d2 d2 :|  
X:1
L:1/8
M:4/4
K:D
|: de |"D" fdfa d2 dc |"G" BGBd"D" A2 de |"D" fdfa gfed |"D" f2 e2"A7" e2 de |"D" fdfa d2 dc | 
"G" BGBd"D" A2 de |"D" FA"G" GB"A7" Aage |"D" f2 d2 d2 :: ef |"G" gBgf"A7" eAde | 
"Bm" fBfe"D" d2 de |"D" fdfa gfed |"D" f2 e2"A7" e2 ef |"G" gBgf"A7" eAde |"Bm" fBfe"D" d2 AG | 
"D" FA"G" GB"A" Aage |"D" f2 d2 d2 :|  