Develop a musical composition using both the specified melodic theme and the alphabetical pattern naming.
X:1
L:1/8
M:2/2
K:Edor
['BdAB dBAF', 'df f2']  
X:1
L:1/8
M:2/2
K:Edor
 EFGA BAFA | BdAB dBAF | D2 (3FED ADFA | BdAB dBAF | EFGA BAFA | BdAB dBAF | D2 FA dfaf |1 
 gfed BeeB :|2 gfed Bcdf |: e2 ge begf | efga bfaf | df f2 af f2 | df f2 afdf | e2 ge begf | 
 efga bfaf | d3 f a3 f |1 gfed Bcdf :|2 gfed BeeB |]  