Compose a piece using the specified musical pattern based on the alphabet and the provided melodic theme.
X:1
L:1/8
M:4/4
K:D
['', 'E2 EF GFGA (3Bcd ed', 'cAGE D2']  
X:1
L:1/8
M:4/4
K:D
 AG |: (3FGF EF DFAF | GAFG E2 EF | GFGA (3Bcd ed | cded cAGE | FGEF DFAF | (3GAG (3FGF E2 EF | 
 GFGA (3Bcd ed |1 cAGE D2 DE :|2 cAGE D2 (3ABc |: d2 ad fded | (3Bcd AF DFAd | Beed Bded | 
 cdef gece | d2 ad fded | (3Bcd AF DEFA | Bdef gfed |1 cAGE D2 (3ABc :|2 cAGE D2 DE ||  