Craft a composition that integrates the assigned alphabet-related musical pattern and the provided melodic theme.
X:1
L:1/8
M:6/8
K:C
['c2 d']  
X:1
L:1/8
M:6/8
K:C
 G |"C" c2 c"G"{c} B2 A |"C" G2 F E2 G |"G" D2 G"C" C2 c |"G"{c} B2 A G3 |"C" e2 d c2 d | 
 e2 f g2 a | g2 e c2 d |"G" B2 c d2 e | dBG dBG |"Am" A2 B c2 d |"C" c2 E"G" DcB |1"C" c3 c2 :|2 
"C" c3 c3 |:"C" gef g2 c |"G" B2 c dab |"Am" c'2 a"G" b2 g |"F" a2 f def |"C" g2 g g>ag | 
 e2 e efe | c>dc B2 c |"G" dBG GAB |"C" cBA"G" GFE |"F" F3 F2 c |"G" d2 d ded | dBG G2 f | 
"C" ege"F" faf |"C" ege"G" fdf |"C" ece"G" dBG |"C" c3 c3 :|  