Produce a musical expression that follows the indicated alphabetical structure while integrating the provided thematic material.
X:1
L:1/8
Q:1/2=70
M:2/2
K:D
['a fdec d3{ef} g fdec dAFD b2']  
X:1
L:1/8
Q:1/2=70
M:2/2
K:D
 a | fdec d3{ef} g | fdec dAFD | b2 ge a2 fd | f(e/f/) gf e3 |:  