Utilize the alphabetic system of the specified musical pattern and the supplied melodic theme to create a piece of music.
X:1
L:1/8
M:2/4
K:D
['dd cc BB A2 BB cc', 'f2 f2 (ed)']  
X:1
L:1/8
M:2/4
K:D
 A | dd cc | BB A2 | BB cc | (dA) FD | dd cc | BB A2 | BB cc | d2 z :: d | f2 f2 | (ed) .e.g | 
 fefg | a4 | f2 f2 | (ed) eg | (fg) ec | d2 z :|  