Assemble an assortment of chord duos that intensify the harmonious features of the given musical masterpiece.
F3 F FA GF | (C2 E2) G4 | G3 G GB AG | F2 A2 c4 | c2 c>c c4 | B2 B>B d4 | 
 c3 c cA BG | F6 z2 |]  
X:1
L:1/8
M:4/4
K:F#
"F#" F3 F FA GF |"C#" (C2 E2) G4 |"C#7" G3 G GB AG |"F#" F2 A2 c4 | c2 c>c c4 |"B" B2 B>B d4 | 
"F#/C#" c3 c cA"C#7" BG |"F#" F6 z2 |]  