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:Ador
['dB AB/A/', 'dB AB/A/']  
X:1
L:1/8
M:2/4
K:Ador
|: dB AB/A/ | GA Bc/B/ | AG ec | dB Bd | dB AB/A/ | Gd Bc/B/ | AG ED |1 E/F/G Ad :|2 E/F/G A2 || 
 GA Bd | dB AB/A/ | G2 ge | f/e/d e/d/c | dB Bd | dB AB/A/ | GA Bc/B/ | AG A2 | GA Bd | dB AB/A/ | 
 G2 ge | f/e/d e/d/c | dB AB/A/ | GA Bc/B/ | AG ED | E/F/G Ad ||  