Develop musical compositions incorporating the designated chords.
'D', 'G', 'D', 'G', 'D', 'G', 'D', 'A7', 'D', 'G', 'A7', 'G', 'D', 'G', 'D', 'A7', 'D', 'G', 'A7', 'G'  
X:1
L:1/8
M:2/2
K:D
"D" A2 AB AFED |"G" B2 BA B2 d2 |"D" A2 AB AFED |"G" gfed B2 d2 ::"D" f2 fd"G" g2 ge | 
"D" f2 fd"A7" edBA |"D" f2 fd"G" g2 ge |"A7" agfe"G" B2 d2 |"D" f2 fd"G" g2 ge | 
"D" f2 fd"A7" edBA |"D" fefg"G" abaf |"A7" gfed"G" B2 d2 :|  