Assemble an assortment of chord duos that intensify the harmonious features of the given musical masterpiece.
A | AFA Agf | ede fdB | AFA AGF | GFG E2 A | AFA Agf | ede fdB | A2 g faf | 
 ded d2 :: a | afa afa | bgb bgb | afa agf | gfg efg | a3 f3 | ede fdB | 
 A2 g faf | ded d2 :|  
X:1
L:1/8
M:6/8
K:D
 A |"D" AFA Agf |"A" ede"D" fdB | AFA AGF |"A" GFG E2 A |"D" AFA Agf |"A" ede"D" fdB | A2 g faf | 
 ded d2 :: a |"D" afa afa |"G" bgb bgb |"D" afa agf |"A" gfg efg |"D" a3 f3 |"A" ede"D" fdB | 
 A2 g faf | ded d2 :|  