Create a composition by utilizing the given alphabet-based musical pattern and the provided melodic theme.
X:1
L:1/8
M:6/8
K:D
['d d2 A A2', 'E2) A A2 E EFG F2 D']  
X:1
L:1/8
M:6/8
K:D
 d | d2 A A2 d | d2 A A2 e | fgf efd | (e3 e2) A | B2 B BAG | A2 A AGF | GAG FED | (E3 E2) :: A | 
 A2 E EFG | F2 D D2 d | d2 A AB=c | (B3 B2) f | g2 f efd | cde A2 A | Bcd ecA | (d3 d2) :|  