Compose a piece using the specified musical pattern based on the alphabet and the provided melodic theme.
X:1
L:1/8
M:4/4
K:F
['DEFG Addc', 'Bffc dggf e2 eA dafd cgec d2']  
X:1
L:1/8
M:4/4
K:F
 A2 GE D2 A,G, | A,CGE DEFG | Addc Bffc | ^caag f2 ec | dafd cgec | d2 cA GECE |1 DEFG Addc | 
 ^caag fedc |]: |2 DEFG AddF | FddF E2 CE |] F2 CF A,CFA | B2 GB DGBG | Addc Bffc | dggf e2 eA | 
 dafd cgec | d2 cA GECE |1 DEFG AddF | FddF E2 CE :|2 DEFG Addc | ^caag fedc ||  