Develop musical creations that incorporate the designated chord alterations.
'D', 'A', 'G', 'D', 'G', 'D', 'G', 'G', 'C6', 'G', 'D', 'G', 'D', 'A', 'D', 'C', 'G', 'D', 'G', 'D', 'G', 'G', 'C6', 'G', 'D', 'G'  
X:1
L:1/8
M:2/2
K:D
 AG |"D" F2 DF ABAG | FADF A2 d2 | D3 F ABAF |"A" GFEF G2 :|[K:G] Bc |"G" dBcA BGFG | 
"D" Ad^cd A2 B=c |"G" dBcA BGFG |"D" AcBA"G" G2 Bc |"G" dBcA BGFG |"C6" ABcd efge |"G" dBcA BGFG | 
"D" AcBA"G" G2 |]:[K:D] ag |"D" fddd fddd | fdfg"A" abag |"D" fddd fddd |"C" =cdef g2 :|[K:G] Bc | 
"G" dBcA BGFG |"D" Ad^cd A2 B=c |"G" dBcA BGFG |"D" AcBA"G" G2 Bc |"G" d2 (3cdc BGFG | 
"C6" ABcd efge |"G" dBcA BGFG |"D" AcBA"G" G2 |]  