Produce a musical work that intertwines the supplied melodic theme and the indicated alphabetical pattern.
X:1
L:1/8
M:4/4
K:D
['BdAD E2', 'fd (3ddd']  
X:1
L:1/8
M:4/4
K:D
 dcdA BdAD | E2 (3efg fdec | dcdA (3Bcd AF | GBAG FD D2 | d3 A BdAD | E2 eg fdec | dfed cdec | 
 dBAG FD D2 :| fd (3ddd (3fga fa | g3 a be (3eee | fd (3ddd fgaf | gbag fd d2 | fd (3ddd (3fga fa | 
 g3 a be (3eee | (3gag fa gbag | (3fga eg fd d2 :|  