Develop a musical composition by integrating the alphabetically represented musical pattern and the supplied melodic theme.
X:1
L:1/8
M:6/8
K:Emin
['cBA BdB', 'Bee edB dBA']  
X:1
L:1/8
M:6/8
K:Emin
 EFG ABc | B2 E FGA | cBA BdB | AGE E2 B | EFG A2 A | BEF GAB | cBA BdB | AGE E3 :| Bee edB | 
 dBA GAe | Bee edB | dBA A3 |1 Bee edB | dBA GAe | cBA BdB | AGE E3 :|2 G2 g dee | dBA GAc | 
 cBA BdB | AGE E3 ||  