Produce a musical expression that follows the indicated alphabetical structure while integrating the provided thematic material.
X:1
L:1/8
Q:1/4=162
M:6/8
K:F
['G2 F']  
X:1
L:1/8
Q:1/4=162
M:6/8
K:F
 z3 z2 F | FFG A2 c | G2 F F3 | fff e2 c | d2 c c2 (3cde | fff fcd | _ecB AGF | ABA GFG | 
 F2 G A2 f | fcB ABA | G2 F F2 |]  