Create harmonious melodies following the given letter notation and incorporating the designated theme.
X:1
L:1/8
M:4/4
K:D
['F2 A>d f>dA>F', 'a2 f>d']  
X:1
L:1/8
M:4/4
K:D
 A>G | F2 A>d f>dA>F | G2 B>d g>dB>G | F2 A>d f>dA>F | E2 G>B e>cA>G | F2 A>d f>dA>F | 
 G2 B>d g2 a>g | f>af>d B>ge>c | d2 f2 d2 :: f>g | a2 f>d A>df>a | g2 e>c A>ce>g | a2 f>d A>dg>f | 
 (3efd (3cdB A2 f>g | a2 f>d A>df>a | g>fe>f g2 a>g | f>af>d B>ge>c | d2 f2 d2 :|  