Construct a musical arrangement that blends the supplied motif while maintaining the specified alphabetical order.
X:1
L:1/8
M:2/2
K:A
['', 'ecBc A3 F EFAB cAAc', 'A2 eA']  
X:1
L:1/8
M:2/2
K:A
 af |: ecBc A3 F | EFAB cAAc | B3 A BAFA | B2 ce fgaf | ecBc A3 F | EFAB cAAc | Bcde f2 af |1 
 ecBc A2 af :|2 ecBc A2 AB |: A2 eA fAeA | A2 eA fAeA | B2 fB aBfB | B2 fg afec | A2 eA fAeA | 
 A2 eA fAec | dcde fgaf |1 ecBc A2 AB :|2 ecBc A2 ||  