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:Gmin
['d ga^f ga^f', 'G,2 F BcA BcA B2 F Fdc']  
X:1
L:1/8
M:6/8
K:Gmin
 d | ga^f ga^f | f2 G G2 c | fg=e fg=e | f2 F F2 d | ga^f ga^f | gab ag^f | gdc BcA | G2 G, G,2 :: 
 F | BcA BcA | B2 F Fdc | BcA BFD | D2 B,2 B,A | BAB G^FG | ABG ^F=ED | G2 E DCD | G,2 G, G,2 :|  