Construct a musical work that combines the specified alphabet-based pattern with the given melodic theme.
X:1
L:1/8
Q:1/8=180
M:6/8
K:D
['d3 cBA B3 AGF']  
X:1
L:1/8
Q:1/8=180
M:6/8
K:D
|: d3 cBA | B3 AGF | G2 B AGF | BEE E3 | d3 cBA | B3 AGF | GFG AEG | FDD D3 | DFA DFA | cdc AFD | 
 GBG FAF | BGE E3 | DFA DFA | cdc AFD | GFG AEG | FDD D3 :|  