Produce a musical expression that follows the indicated alphabetical structure while integrating the provided thematic material.
X:1
L:1/8
M:2/4
K:G
['Bd e>A AB/ d/ e2 ge e>d', 'ga ba g>e ed e/f/g/f/ ed BA']  
X:1
L:1/8
M:2/4
K:G
 Bd | e>A AB/ d/ | e2 ge | e>d B>A | A2 GE | Gg fg | a2 ba | g3 e |1 e2 :|2 e3 |: f | ge ga | 
 ba g>e | ed e/f/g/f/ | ed BA | A>B A>B | GE G>g | e>d B>A | A3 :|  