Arrange a song combining the mentioned alphabetical representation of a musical pattern and the given melodic theme.
X:1
L:1/8
M:9/8
K:G
['dBG GAG', 'e def gag fed']  
X:1
L:1/8
M:9/8
K:G
 dBG GAG BAG | dBG GAG efg | dBG GAG BAG | ecA ABA c2 e :: def gag fed | b2 g BcB c2 e | 
 def gag fed | a2 A ABA c2 e :|  