Design harmonic structures to improve the musical piece.
"^A" E | A ^G A B | c B c d | e ^d e f | e2-"^Am/c" e2 | d ^c d e | 
"^Am/e" c B c d | B ^A B c | A3 :| a2"^G7/b" e2 | e f g2 | d d e d | 
 c B A2 :| A B"^Am/g" c2 |"^D/f+" A B c2 | e d B c | A3 :|  
X:1
L:1/4
M:4/4
K:Amin
"^A" E |"Am" A ^G A"E7" B |"Am" c B c"E7" d |"Am" e ^d e"Dm" f |"Am" e2-"^Am/c" e2 |"Dm" d ^c d e | 
"^Am/e" c B c d |"E7" B ^A B c |"Am" A3 :|"Am" a2"^G7/b" e2 |"C" e f g2 |"D" d d"E7" e d | 
"Am" c B A2 :|"Am" A B"^Am/g" c2 |"^D/f+" A B"F" c2 |"E7" e d B c |"Am" A3 :|  