Create engaging melodies that harmonize with the provided chord progressions.
'D', 'A7', 'D', 'G', 'D', 'G', 'D', 'G'  
X:1
L:1/8
M:4/4
K:D
|:"D" dB AF DF AB | dB AF"A7" E2"D" D2 | dB AF DF Ad |"G" B B2 A B2"^(D)" d2 ::"D" AB de fa fd | 
 fa fd"G" ed Bd |"D" AB de fa fd |"G" B B2 A B2"^(D)" d2 :|  