Develop a musical composition using both the specified melodic theme and the alphabetical pattern naming.
X:1
L:1/8
Q:3/8=110
M:6/8
K:D
['c dAG FED d2 f edc BdB']  
X:1
L:1/8
Q:3/8=110
M:6/8
K:D
 c | dAG FED | d2 f edc | BdB AGF | G2 B Bcd | cBc B^GB | EF^G ABc | dec dB^G | A3- A2 ::  