Compose a tune that integrates the letter-based representation of the determined musical pattern and the given melodic idea.
X:1
L:1/8
Q:3/8=120
M:6/8
K:G
['DGG EGG DGG A2 G gdd ecc', 'G3 Bdd dbb dcB c2 B Acc']  
X:1
L:1/8
Q:3/8=120
M:6/8
K:G
 DGG EGG | DGG A2 G | gdd ecc | dAc BAG | DGG EGG | DGG A2 G | gdd ecc | BGG G3 :: Bdd dbb | 
 dcB c2 B | Acc caa | cBA B2 A | BGG EGG | DGG A2 G | gdd ecc | BGG G3 :|  