Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
Q:3/8=100
M:6/8
K:D
['dfa afd efd cBA', 'DFA DFA']  
X:1
L:1/8
Q:3/8=100
M:6/8
K:D
 dfa afd | efd cBA | Bcd efg | fed cBA | dfa afd | efd cBA | Bgf edc | d3 D3 :: DFA DFA | EGB EGB | 
 DFA DFA | dcB AFD | DFA DFA | EGB EGB | Agf edc | d3 D3 :|  