Compose melodies using the provided alphabetical pattern of the musical arrangement and the given motif.
X:1
L:1/8
M:4/4
K:D
['dB AF', 'fa fd']  
X:1
L:1/8
M:4/4
K:D
 dB AF AF AB | dB AF E2 D2 | dB AF AF Ad | B B2 A B2 d2 :: AB de fa fd | fa fd ed B2 | 
 AB de fa fd | B B2 A B2 d2 :|  