Develop melodies adhering to the specified musical structure and using the offered theme.
X:1
L:1/8
Q:1/2=60
M:2/2
K:D
['(3ABc TB2']  
X:1
L:1/8
Q:1/2=60
M:2/2
K:D
 (3ABc TB2 (3ABc TB2 | A a2 g f2 e2 | f/e/d/e/ fa e/d/c/d/ ea | db ca Tc2 B2 | 
 (3ABc TB2 (3ABc TB2 | A a2 g f2 e2 | f/e/d/e/ fa e/d/c/d/ ea | fdBe c2 BA |:  