Develop melodies adhering to the specified musical structure and using the offered theme.
X:1
L:1/8
M:2/4
K:A
['c2 dc Be cA A2', 'ce ec'  
X:1
L:1/8
M:2/4
K:A
|: E>F AB | ce c2 | c/d/e fd | c2{ec} B2 |1 E>F AB | ce c2 | dc Be | cA A2 :|2 A>F EF | AB c2 | 
 dc Be | cA A2 |: ce ec | d/c/B A2 | ce ec | B2 B2 | ce ec | fe c2 | Ac B2 |{cB} A2 A2 :|  