Design compelling melodic lines that align with the provided chord progressions.
'D', 'G', 'C', 'G', 'C', 'G', 'D', 'G'  
X:1
L:1/8
M:4/4
K:G
 z2 [GD]2 [GD]E G2 ||"D" [dA][dA][dA][dA] [dA]2 [dA][dA] | [dA]2 [d_B]2 [dB]AGE |"G" G2 GG GGGA | 
 G2 GG d2 _BA |"C" g2 GG GGGA | G2 _BA BAGE |"G" [GD]2 [GD][GD] [GD][GD][GD][GE] | 
 [GD]2 [GD][Gd] [GD]2 E2 | GGGA G2 GG | G2 d2 d2 d2 |"C" d c3 c2 d_B- | B2 G2 DE G2 | 
"G" [dB][dB][dB][dB] [dB][dB][dB][dB] |"D" [dB]2 [d_B]2 [dB]AGE |"G" G4 GBcd | g8 |]  