Develop a musical composition using both the specified melodic theme and the alphabetical pattern naming.
X:1
L:1/8
Q:1/8=160
M:6/8
K:G
['d2 g fdc B2 d', 'B2 d']  
X:1
L:1/8
Q:1/8=160
M:6/8
K:G
 (3ABc | d2 g fdc | B2 d cAG | EAA ABc | EAA ABc | d2 g fdc | B2 d cAF | GAG GAG | GAG G :| (3ABc | 
 d2 e c2 d | B2 d BAG | EAA ABc | EAA ABc | d2 g fdc | B2 d cAF | GAG GAG | GAG G :|  