Create harmonious melodies following the given letter notation and incorporating the designated theme.
X:1
L:1/4
M:4/4
K:F
['c A F F (F/G/)A/B/ (c B)']  
X:1
L:1/4
M:4/4
K:F
 c A | F F (F/G/)A/B/ | (c B) G2 | G G/G/ G A | B3 z | A A F2 | B B d2 | A A/A/ G c | F2 ||  