Create harmonious melodies following the given letter notation and incorporating the designated theme.
X:1
L:1/8
M:6/8
K:C
['G2 G', 'c2 G d2 f e2 c BAB']  
X:1
L:1/8
M:6/8
K:C
 G | c2 c cBA | G2 G G2 G | A2 d BAB | c2 c c2 G | c2 c cBA | G2 G G2 G | A2 d BAB | c2 c c2 :: G | 
 d2 f e2 c | BAB c2 G | d2 f e2 c | BAB cec | A2 A cBA | G2 E G2 G | c2 c edc | g2 g gec | 
 A2 A BAB | c2 c c2 :|  