Produce a musical expression that follows the indicated alphabetical structure while integrating the provided thematic material.
X:1
L:1/8
M:2/2
K:Emin
['', 'BE (3EEE', 'Bdef efed Bdef gfed']  
X:1
L:1/8
M:2/2
K:Emin
 (dc) || BE (3EEE (GE) BE | BE (3EEE B2 AF | D2 (3FED (AD) (3FED | DAdc BAFA | BE (3EEE (GE) BE | 
 BE (3EEE B2 AF | D2 (3FED (AD) (3FED | FDdF E2 (ed) || Bdef efed | Bdef gfed | Bcde d^cdB | 
 AFdF DEFA | Bdef efed | Bdef gfed | faef defd | Bd AF E2 ||  