Produce a musical expression that follows the indicated alphabetical structure while integrating the provided thematic material.
X:1
L:1/8
M:4/4
K:F
['CFAF DFAF', 'AFFD G2 g2 fgag g2 fa gfde', 'dbbd c2 (3ccc ccac cccd ccac ccac']  
X:1
L:1/8
M:4/4
K:F
 CFAF DFAF | CFAF DFAF | G2 =BG dGBG | G2 Ac =BGAF | [CF]2 AF DFDF | [CF]2 AF DFAF | G2 =Bc defd |1 
 gfdc AGFA :|2 gfdc =Bcde || f2 ga f c3 | =Bcfc AFFD | G2 g2 fgag | g2 fa gfde | f2 ga f c3 | 
 fcfc AFFA | G2 =Bc defd |1 gfdc =Bcde :|2 gfdc AGA=B || c2 ac ccac | acca ccac | d2 bd bdbd | 
 bdbb dbbd | c2 (3ccc ccac | cccd ccac | ccac bbag |1 fdcA cFA=B :|2 fdcA c [CF]2 F ||  