Create chord progressions that enrich the harmonic structure of the provided musical piece.
|: A2 B c2 d | edc B3 | A2 B c2 d |"^(F)" e2 f"^(G)" ecA | A2 B c2 d | edc B3 | 
 G2 A B2 c | d2 g dBG :: g2 e f2 d | e2 c B3 | A2 B c2 d | 
"^(F)" e2 f"^(G)" ecA | gge ffd | eec B3 | G2 A B2 c | d2 g dBG :|  
X:1
L:1/8
M:6/8
K:Amin
|:"Am" A2 B c2 d | edc"G" B3 |"Am" A2 B c2 d |"^(F)" e2 f"^(G)" ecA |"Am" A2 B c2 d | edc"Em" B3 | 
"G" G2 A B2 c |"G" d2 g dBG ::"C" g2 e"G7" f2 d |"Am" e2 c"Em" B3 |"Am" A2 B c2 d | 
"^(F)" e2 f"^(G)" ecA |"C" gge"G7" ffd |"Am" eec"Em" B3 |"G" G2 A B2 c |"G" d2 g dBG :|  