Craft a composition that integrates the assigned alphabet-related musical pattern and the provided melodic theme.
X:1
L:1/8
Q:1/4=160
M:2/4
K:Cmin
['cc B2 BA GG GG']  
X:1
L:1/8
Q:1/4=160
M:2/4
K:Cmin
|: c3 d | e2 ee | d3 c | =Bc dd |1 c4 :|2 c2 z B | Ac cc | B2 BA | GG GG | G3 G | cc cc | B2 BA | 
 GG GG | G2 z2 ||  