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:G
['DG G2 ABcA d2 fd', 'f2 eg fdcA AGFA G3']  
X:1
L:1/8
M:2/2
K:G
 DG G2 ABcA | d2 fd cAAc | B3 G A3 F | GBAG FGEF | DG G2 ABcA | d2 fd cA A2 | f2 eg fdcA |1 
 AGFA G3 E :|2 AGFA G3 B |: dggf g2 fg | abag fddc | B3 G A3 F | GBAG FD D2 |1 dggf g2 fg | 
 abag fdde | f2 eg fdcA | AGFA G3 B :|2 BG G2 AF F2 | dB B2 cA A2 | f2 eg fdcA | AGFA G3 E ||  