Assemble an assortment of chord duos that intensify the harmonious features of the given musical masterpiece.
d | G B d B | c e- e g | f d c d | B3 d | g3/2 g/ g d | f e c e | d d c A | 
 G A B c | d3 B | c e3 | d2 c2 | B G3 | g3 d | f e c2 | d3/2 d/ c A | 
 A G2 |]  
X:1
L:1/4
Q:1/2=85
M:2/2
K:G
 d |"G" G B d B |"C" c e- e g |"D" f d c d |"G" B3 d |"G" g3/2 g/ g d |"C" f e c e |"D7" d d c A | 
"G" G A B c |"G" d3 B |"C" c e3 |"D" d2 c2 |"G" B G3 |"G" g3 d |"C" f e c2 |"D7" d3/2 d/ c A | 
"G" A G2 |]  