Arrange a song combining the mentioned alphabetical representation of a musical pattern and the given melodic theme.
X:1
L:1/8
M:2/2
K:G
['DE |]: G2', 'EGDE G2 BG AGEG', 'dBAB G2']  
X:1
L:1/8
M:2/2
K:G
 DE |]: G2 DG EGDE | G2 BG AGEG | A2 EA FAEA | ABcd edBA | G2 DG EGDE | G2 BG AGEG | cBcd efge |1 
 dBAB G2 DE :|2 dBAB G2 Bd |: g2 dg egde | g2 bg ageg | a2 ea faea | a2 bg agef | g2 dg egde | 
 g2 bg aged | cBcd efge |1 dBAB G2 Bd :|2 dBAB G2 DE |]  