Assemble a variety of chord formations to deepen the harmonic essence of the given musical passage.
Bcd Bcd c2 B A2 A | Bcd e2 f g3 f2 g | agf gfe f2 d A2 A | 
 Bcd e2 c (d3 d3) :: a2 f gfe f2 d A2 A | Bcd e2 f g3 f2 g | 
 agf gfe f2 d A2 A | Bcd e2 c (d3 d3) :|  
X:1
L:1/8
M:12/8
K:D
"Bm" Bcd Bcd"A" c2 B A2 A |"Bm" Bcd"A" e2 f"G" g3 f2 g |"D" agf"A" gfe"D" f2 d A2 A | 
"G" Bcd"A" e2 c"D" (d3 d3) ::"D" a2 f"A" gfe"D" f2 d A2 A |"Bm" Bcd"A" e2 f"G" g3 f2 g | 
"D" agf"A" gfe"D" f2 d A2 A |"G" Bcd"A" e2 c"D" (d3 d3) :|  