Develop a musical arrangement based on the stated alphabetical form and the given motif.
X:1
L:1/8
M:6/8
K:Bmin
['', 'FBB B2', 'dBB B2']  
X:1
L:1/8
M:6/8
K:Bmin
 B/c/ |: d2 B BAB | F2 B B2 c | dcd Bed | cBc ABc | dcd ede | f2 b afe | dcB AFE |1 FBB B2 B/c/ :|2 
 FBB B2 d/f/ |: a3 f3 | e3 cBA | c2 A cBA | cde f2 e | d2 B BAB | F2 B Bcd | efg fef |1 
 dBB B2 d/f/ :|2 dBB B2 B/c/ ||  