Compose harmonious chord progressions to enhance the existing musical composition.
"^A" AG | FDFA dfaf | gfec dcBA | G2 BG F2 AF | EDEF GBAG | FDFA dfaf | 
 gfec dcBA | dfaf bgec | d2 d2 d2 :|  
X:1
L:1/8
M:4/4
K:D
"^A" AG |"D" FDFA dfaf |"G" gfec"A" dcBA |"G" G2 BG"D" F2 AF |"Em" EDEF"A7" GBAG |"D" FDFA dfaf | 
"G" gfec"A" dcBA |"D" dfaf"A7" bgec |"D" d2 d2 d2 :|  