Create harmonious melodies following the given letter notation and incorporating the designated theme.
X:1
L:1/4
M:3/4
K:F
['z c', 'd3/2 c/ c']  
X:1
L:1/4
M:3/4
K:F
 C |"F" F2 F | A2 A | c3 | A z c | f2 c | f2 c |"C7" e3 | B3 | G2 G | B2 B | e3 | B3 | e z d | 
 c z E |"F" F F/F/ F | F z c ||"F" f3/2 f/ f | f e d |"C7" e3/2 e/ e | e z c | e3/2 e/ e | e d B | 
"F" d3/2 c/ c | c z A | d3/2 c/ c | c3/2 B/ B |"C7" B3/2 G/ G | G z C | E3/2 E/ E | E D C | 
"F" F3/2 F/ F | F z z |]  