Compose a piece using the specified musical pattern based on the alphabet and the provided melodic theme.
X:1
L:1/8
M:4/4
K:Emin
['EBBE cEBG', 'e3 g']  
X:1
L:1/8
M:4/4
K:Emin
|: EBBE cEBG | EBBE AGFD | EBBE cEBG | A3 G FGAB | EBBE cEBG | EBBE AGFD | B3 G AGFD |1 
 EGFD E3 G :|2 EGFD E3 g |: e3 g eg g2 | f3 g agfd | e3 g eg g2 | fdaf gfed e3 g eBeg | f3 g aggf | 
 bgaf gfed |1 egfd e3 g :|2 egfd e3 B ||  