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
M:6/8
K:Gdor
['AGG G2', 'gfd cAF FGA BAG Adc AGG G2']  
X:1
L:1/8
M:6/8
K:Gdor
 BAG ABA | GFD FGA | BAG Adc | AGG G2 A | BAG A/B/cA | GFD FGA | Bcd cdc |1 AGG G2 A :|2 
 AGG G2 e |: fed gfd | cAF FAc | fed gfe | def g2 e |1 fed gfd | cAF FGA | BAG Adc | AGG G2 e :|2 
 fga gfd | cAF FGA | BAG Adc | AGG G2 A ||  