Develop musical pieces that align with the given chord changes.
'G', 'C', 'G', 'A7', 'D', 'D7', 'G', 'C', 'G', 'Am', 'D7', 'Em', 'Em', 'A7', 'D', 'D7', 'G', 'D7', 'G', 'Am', 'D7', 'G'  
X:1
L:1/8
M:6/8
K:G
 d |"G" Bdd gdd |"C" efg"G" dBG |"A7" A2 A a2 g |"D" fdd"D7" d2 c |"G" Bdd gdd |"C" efg"G" dBG | 
"Am" ABc"D7" def | g3- g2 :: f |"Em" efg BBB | efg B2 B |"Em" efg"A7" a2 g |"D" fdd"D7" def | 
"G" g2 g"D7" def |"G" gfe dcB |"Am" ABc"D7" def |"G" g3- g2 :|  