Create music using the given musical theme and adhere to the outlined letter-based structure.
X:1
L:1/8
M:6/8
K:Amix
['fed eAA Bcd', 'A2 a']  
X:1
L:1/8
M:6/8
K:Amix
|: e3 fed | eAA Bcd | e2 f gfe | dBG Bcd | eAA fed | eAA Bcd | g3 gfe | dBG GBd :: A2 a aea | 
 aea aec | A2 a aef | g3 gdB |1 A2 a aea | aea aef | g3 gfe | dBG GBd :|2 Aaa Agg | Aff e2 f | 
 g3 gfe | dBG GBd ||  