Develop musical pieces by incorporating the given chord changes.
'D', 'C', 'D', 'C', 'D', 'D', 'C', 'D', 'Am', 'D', 'C', 'G', 'D', 'D', 'C', 'D', 'Am', 'G', 'D', 'C', 'D'  
X:1
L:1/8
M:2/2
K:G
"D" DEFG ABAF |"C" (3(GFE) cE dEcE |"D" DEFG"^(Am)" ABAF |"C" GEcE"D" ED D z8 :|"D" d2 fd"C" efge | 
"D" (3(fga) fd"Am" ecAG |"D" FAAB"C" cBcG |"G" EFGE"D" FD D z |"D" d2 fd"C" efge | 
"D" (3(fga) fd"Am" ecAF |"G" GBGB"D" FAFA |"C" EFGE"D" FD D z |]  