Develop a musical work using the identified alphabetic pattern and the supplied melody as a theme.
X:1
L:1/8
M:4/4
K:Dmix
['(3FGA DC A,DFA dcAG Ad (3dcd', 'D2 Ad (3dcd adfa gfed cAec (3ded']  
X:1
L:1/8
M:4/4
K:Dmix
 dcAG (3FGA DC | A,DFA dcAG | Ad (3dcd Adfd | (3cdc Ac EcGc | (3ded AG (3FGA DC | A,DFA dcAG | 
 Ad (3dcd AdFA | GFEG FD D2 :| Ad (3dcd adfa | gfed cAec | (3ded Ad FDGF | GFFA dcdc | cded Adfd | 
 cdef (3gfe fg | (3aba fa daec | dcBG FD D2 :|  