Develop melodies utilizing the stated letter notation and the provided theme.
X:1
L:1/8
M:2/4
K:A
['EA Ac Be c2 eA Ac BA', 'af e2 ce fe c/B/A B2 AB']  
X:1
L:1/8
M:2/4
K:A
|: EA Ac | Be c2 | eA Ac | BA FE | AB/A/ FE | Ac ea | f2 ec |1 BA AF :|2 BA Aa |: f2 df | ba af | 
 e2 ce | fe c/B/A | B2 AB | ce f2 | ee de |1 cA ce :|2 cA AF ||  