Produce a musical work that intertwines the supplied melodic theme and the indicated alphabetical pattern.
X:1
L:1/8
M:4/4
K:F
['F3 G A2 cA AGGG F2 z']  
X:1
L:1/8
M:4/4
K:F
 F3 G A2 cA | AGGG F2 z G | AGAcdccc | cB B2 A2 z B | Accf d3 c | cBBd c3 B | AGAB c2 cc | 
 B2 c2 A4 |]  