Design various chord structures to improve the overall harmony of the assigned musical composition.
CE | G3 A G2 EC | F3 F Ac BA | GG cc d2 c2 | B6 (ed) | c2 c2 c2 CC | 
 F F3 Ac BA | G3 C E3 D | C6 |] CE | G G2 A G2 EC | F F2 F A2 BA | 
 G2 c2 d2 c2 | d6 (ed) | c2 c2 c2 C2 | F3 F Ac BA | G3 G E E2 D | C6 |]  
X:1
L:1/8
M:4/4
K:C
 CE |"C" G3 A G2 EC |"F" F3 F Ac BA |"C" GG cc d2 c2 |"G7" B6 (ed) |"C" c2 c2 c2 CC | 
"F" F F3 Ac BA |"C" G3 C"G7" E3 D |"C" C6 |] CE |"C" G G2 A G2 EC |"F" F F2 F A2 BA | 
"C" G2 c2 d2 c2 |"G7" d6 (ed) |"C" c2 c2 c2 C2 |"F" F3 F Ac BA |"C" G3 G"G7" E E2 D |"C" C6 |]  