Construct a melodic piece using the designated alphabetic pattern and the provided musical theme.
X:1
L:1/8
Q:1/8=180
M:2/4
K:D
['D>E Dd AF', 'fd de/f/ gf ed']  
X:1
L:1/8
Q:1/8=180
M:2/4
K:D
|: D>E Dd | AF Ad | D>E Dd | AF E2 | D>E Dd | AF Ag | fd ef | d2 d2 :: fd de/f/ | gf ed | cA eA | 
 cA eA | fd de/f/ | gf ed | cd ef | d2 d2 :|  