Compose a piece by incorporating the set musical pattern in its alphabetical form along with the given melodic subject.
X:1
L:1/8
M:2/4
K:D
['d/e/ ff f/e/d/e/ ff fd/e/ ff g>f', 'ec/d/ eg fe d3 d/e/ d3 z']  
X:1
L:1/8
M:2/4
K:D
 d/e/ |:"D" ff f/e/d/e/ |"D" ff fd/e/ |"D" ff g>f |"A7" fe ec/d/ |"A7" ee e/d/c/d/ |"A7" ee ec/d/ | 
"A7" eg fe |1"D" d3 d/e/ :|2"D" d3 z ||"D" A3 d |"D" fe dc |"G" B3 e |"E7" gf ed |"A7" c>B cd | 
"A7" e2 eg |"A7" f>g fe |"D" d3 |]  