Produce a musical work that intertwines the supplied melodic theme and the indicated alphabetical pattern.
X:1
L:1/8
M:4/4
K:A
['', 'A,2 CE FECE', 'defg a2']  
X:1
L:1/8
M:4/4
K:A
 A2 |: A,2 CE FECE | AECE FECE | A,2 CE FECE | FAGF EDCB, | A,2 CE FECE | AECE FECE | 
 A,CB,D CEDF |1 EGBd cB A2 :|2 EGBd cB cd |: eAfA eAcd | eAfA e2 af | eAfA eAce | dece B2 cd | 
 eAfA eAcd | eAfA e2 fg | agfe fedc |1 defg a2 cd :|2 defg a2 A2 ||  