Construct a musical arrangement that blends the supplied motif while maintaining the specified alphabetical order.
X:1
L:1/8
M:6/8
K:A
['ud cBA AcA AcA Bcd cBA ecA', 'vc2 ve']  
X:1
L:1/8
M:6/8
K:A
 ud | cBA AcA | AcA Bcd | cBA ecA | dBG Bcd :: vc2 ve eca | fdf ece | vc2 ve ece | fga Bcd :|  