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:4/4
K:Amin
['A,3 B, C3 D EFED C', 'A,4 A2']  
X:1
L:1/8
M:4/4
K:Amin
 A,3 B, C3 D | EFED C A,3 | G,3 A, B,3 C | DEDC B, G,3 | A,3 B, C3 D | EFED C A,2 E | EEEE EDCB, | 
 A,4- A,4 |: A2 A2 A3 A | GECD E3 F | EDB,C D3 E | DCA,G, A,4 | A2 B2 c3 A | GECD E2 CD | 
 EEEE EDCB, | A,4- A,4 :|  