Craft a fitting chord progression to merge seamlessly with the given musical theme.
"^A" g/f/ | e d/c/ B A | B G E3/2 F/ | G G G/A/B/c/ | d2 B g/f/ | e d/c/ B A | 
 B G E3/2 G/ | F A D E/F/ | G2 G2 | F A D E/F/ | G2 G ||"^B" | d/c/ | 
 B d e f | g d B3/2 A/ | B d e f | g2 f g/f/ | e d/c/ B A | 
 B G E3/2 G/ | F A D E/F/ | G2 G ||  
X:1
L:1/4
M:4/4
K:G
"^A" g/f/ |"G" e d/c/ B A |"C" B G E3/2 F/ |"G" G G G/A/B/c/ |"D7" d2 B g/f/ |"G" e d/c/ B A | 
"C" B G E3/2 G/ |"D7" F A D E/F/ |"G" G2 G2 |"D7" F A D E/F/ |"G" G2 G ||"^B" | d/c/ | 
"G" B d"D7" e f |"G" g d"D7" B3/2 A/ |"G" B d"Em" e f |"C" g2"D7" f g/f/ |"G" e d/c/ B A | 
"C" B G E3/2 G/ |"D7" F A D E/F/ |"G" G2 G ||  