Develop melodies utilizing the stated letter notation and the provided theme.
X:1
L:1/8
Q:1/4=100
M:2/4
K:F
['c2 (f/e/f/g/) afaf b g2 f e', 'f2 afcf gecg fd=Bf |{f} e2 dc']  
X:1
L:1/8
Q:1/4=100
M:2/4
K:F
 c2 (f/e/f/g/) | afaf | b g2 f | e c2 e | f2 (f/e/f/g/) | a f2 d | cbag | f2 f2 :: afcf | gecg | 
 fd=Bf |{f} e2 dc | afc'a | gecg | fdc=B | c4"^Da Capo" |]  