Construct a musical work that combines the specified alphabet-based pattern with the given melodic theme.
X:1
L:1/8
M:4/4
K:C
['AG E2']  
X:1
L:1/8
M:4/4
K:C
 z4 z2 A,2 | EG AG E2 EE | C6 GA | cc d(A/G/) c2 GA | G6 A c/c/ | ed c G3 A2 | cc AG E2 DC | 
 EG AG E2 ED | C6 z2 |]  