Develop a musical arrangement using the specified sequence in alphabetic representation and the provided motif.
X:1
L:1/8
M:4/4
K:D
['b b/a/g/f/ da fada b/a/g/f/ df geea', 'D2 G FAdA BadA FAdc/d/ eEEG FAdA']  
X:1
L:1/8
M:4/4
K:D
 b | b/a/g/f/ da fada | b/a/g/f/ df geea | b/a/g/f/ dg fadf | dBAF D/D/D D2 :: G | FAdA BadA | 
 FAdc/d/ eEEG | FAdA Faab | a>fef d/d/d d2 :|  