Utilize the alphabetic system of the specified musical pattern and the supplied melodic theme to create a piece of music.
X:1
L:1/8
M:6/8
K:Dmix
['F2 D EFG A2 B c2 A', 'dcA Bcd']  
X:1
L:1/8
M:6/8
K:Dmix
|: AG | F2 D EFG | A2 B c2 A | dcA Bcd | edc A2 G | F2 D EFG | A2 B c2 A | dcA G2 E | D3 D3 :: 
 dcA Bcd | efg e2 f | dcA Bcd | edc A2 d | dcA Bcd | efg e2 f | dcA G2 E | D3 D3 :|  