Create harmonious melodies following the given letter notation and incorporating the designated theme.
X:1
L:1/8
M:4/4
K:G
['ed (3Bcd', 'AcBA GEDE G3 d']  
X:1
L:1/8
M:4/4
K:G
|: B3 d ed (3Bcd | g3 b abge | dGBd gedB | BAGB A2 GA | B3 d ed (3Bcd | g3 b abge | ed (3Bcd gedB | 
 AGFA G3 A :: BddB AcBA | GEDE G3 d | e3 d gedB | BAGB A3 G | BzdB AcBA | GEDE G3 d | egfa gedB | 
 AGFA G2 :|  