Develop a musical composition using both the specified melodic theme and the alphabetical pattern naming.
X:1
L:1/8
M:6/8
K:C
['c>dc efg G>AG', 'c B>cd', 'c2 c']  
X:1
L:1/8
M:6/8
K:C
 g | c>dc efg | G>AG GAB | c>eg gec | d2 e gfd | c>dc efg | G>AG G2 g | g>fe dcB | A3 A2 :: c | 
 B>cd ded G3 G2 c | B>cd def | g3 g2 f | e2 d c2 B | A2 B c2 d | e>fe dcB | A3 A2 :: g | c2 c efg | 
 c2 c c2 G | c>eg gec | d3 d2 G | c2 c ege | G>AG G2 g | g>fe dcB | c3 c2 :|  