Assemble a piece of music by merging the alphabetic representation of the predetermined musical pattern and the provided melodic theme.
X:1
L:1/8
Q:1/8=160
M:6/8
K:G
['BcB AGE DGG AGA', 'aba fdd']  
X:1
L:1/8
Q:1/8=160
M:6/8
K:G
 A | BcB AGE | DGG AGA | BAB cBc | dgg fdc | BcB AGE | DGG AGA | BdB cAF | AGG G2 :| A | BAB cBc | 
 dgg fdd | fef gfg | aba fdd | dgg bgg | aba fdd | BdB cAF | AGG G2 :|  