Develop melodies adhering to the specified musical structure and using the offered theme.
X:1
L:1/4
M:3/4
K:C
['g g', 'f3 e f/e/d/c/ B3 g3/2 d/ e'  
X:1
L:1/4
M:3/4
K:C
|: e f3/2 g/ |"_NB1""^+" f3 | d e3/2 f/ |"^+" e3/2 (d/ c) | z e a | ^f2 g | g g ^f | g3 :: d d e | 
 f3 | e f/e/d/c/ |"^+" B3 | g3/2 d/ e | f"^+" e2 | (e"^+" d2) | c3 :|  