Compose a tune that integrates the letter-based representation of the determined musical pattern and the given melodic idea.
X:1
L:1/8
M:6/8
K:C
['c G2 G', 'c2 e f2 f fga e2 e']  
X:1
L:1/8
M:6/8
K:C
 c | G2 G GEG | c2 c cde | f2 d e2 c | dec A2 c | G2 G GAB | c2 c cde | gec d2 e | c3 c2 :: e | 
 f2 f fga | e2 e efg | d2 d dcd | e2 c A2 c | G2 G GEG | c2 d e2 f | gec d2 e | c3 c2 :|  