Construct a musical arrangement that blends the supplied motif while maintaining the specified alphabetical order.
X:1
L:1/8
M:4/4
K:Bmin
['B,FF^G A2', 'BFBc dcBd']  
X:1
L:1/8
M:4/4
K:Bmin
 B,FF^G A2 (A/G/F) | EA,ED CA,A,C | B,FF^G A2 (AB) | AFEC B,/B,/B, B,2 :| BFBc dcBd | cAeA cAAc | 
 BFBc dcBd | cAec B2 B2 c | def^g agfe | faed cAAa | fdec dBcA | AFEC B,2 B,2 ||  