Develop melodies utilizing the stated letter notation and the provided theme.
X:1
L:1/8
Q:1/2=100
M:2/4
K:D
['f2 ed cB A2 d2{cd} ef eg', '^de g^d e2 f2']  
X:1
L:1/8
Q:1/2=100
M:2/4
K:D
 f2 ed | cB A2 | d2{cd} ef | eg e2 | g2 fe |{e} dc{c} B2 | A2{^GA} .B.c | e2"^qu" d2 :: 
 e2{fe} ^de | g^d e2 | f2 df | e2{^g} a z | e2{fe} ^de | g^d e2 | f2 df | ea"^DC"^g=g :|  