Compose a piece of music that combines the given melodic theme with the assigned alphabetical pattern.
X:1
L:1/8
M:6/8
K:C
['AGA BGG G2', 'def g2']  
X:1
L:1/8
M:6/8
K:C
[K:G]"^Dance Music of Ireland" .dBA AGA | BGG G2 B | dBA ABd | efe edB | dBA AGA | BGG G2 A | 
 GED G2 A | Bdd edB :| def g2 b | agf g2 e | def g2 a | bge edB | def g2 b | agf g2 a | bgg agf | 
 e2 d efg :|  