Design chord configurations to expand the harmonic depth of the submitted musical passage.
d2 de fdAF | GFGB Acec | dcde fdAF | GBAc d2 Ac | dcde fdAF | 
 GABG ABcA | AFAd BGBd | Acec d4 :|  
X:1
L:1/8
Q:1/4=200
M:2/2
K:D
"D" d2 de fdAF |"G" GFGB"A" Acec |"D" dcde fdAF |"G" GBAc"D" d2 Ac |"D" dcde fdAF | 
"G" GABG"A" ABcA |"D" AFAd"G" BGBd |"A" Acec"D" d4 :|  