Construct a musical arrangement that blends the supplied motif while maintaining the specified alphabetical order.
X:1
L:1/8
M:2/4
K:D
['AFDE F2', 'AABc d2 d2']  
X:1
L:1/8
M:2/4
K:D
 AFDE | F2 FG | AFDE | FD E2 | AFDE | F2 fg | ABAF | ED D2 :: AABc | d2 d2 | AABc | BA A2 | AABc | 
 d2 d2 | ABAF | ED D2 :|  