Develop tuneful melodies adhering to the specified letter notation and including the supplied thematic aspect.
X:1
L:1/4
M:3/4
K:G
['G/c/ e g g f d F/F/']  
X:1
L:1/4
M:3/4
K:G
 G/c/ e g | g f d | F/F/ G G | c B G | F/G/ A A | B d d | f/e/ c A | F A G |]  