Construct a musical work that combines the specified alphabet-based pattern with the given melodic theme.
X:1
L:1/8
M:4/4
K:D
['gfed e2 a2 gfed dcBA', 'D4 GFED A2 A2 Bcde dcBA d2']  
X:1
L:1/8
M:4/4
K:D
 gfed e2 a2 | gfed dcBA | d2 A2 BcdB | g2 f2 e4 | gfed e2 a2 | gfed dcBA | d3 A BcdG | F2 E2 D4 :| 
 GFED A2 A2 | Bcde dcBA | d2 A2 BcdB | g2 f2 e4 | gfed e2 a2 | gfed dcBA | d3 A BcdG | F2 E2 D4 :|  