Develop chord structures to complement and enrich the harmony of the allotted musical excerpt.
"^A" G/A/ | B G G A | B2 G A/B/ | c A A B | c2 B A | G g g e | d2 B B/c/ | 
 d d c A | G3 ::"^B" B/A/ | G g g3/2 f/ | e d c B | A a a3/2 f/ | f d e f | 
 g3/2 a/ g e | d2 B B/c/ | d d c A | G3 :|  
X:1
L:1/4
M:2/2
K:G
"^A" G/A/ |"G" B G G A |"G" B2 G A/B/ |"D" c A A B |"D" c2 B A |"G" G g"C" g e |"G" d2 B B/c/ | 
"G" d d"D" c A |"G" G3 ::"^B" B/A/ |"G" G g g3/2 f/ |"G" e d c B |"D" A a a3/2 f/ |"D" f d e f | 
"G" g3/2 a/"C" g e |"G" d2 B B/c/ |"G" d d"D" c A |"G" G3 :|  