Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
['dD D2 FAGF', 'dAdf afdf']  
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
"^D modal" dD D2 FAGF | EC C2 EFGA | dD D2 FAGF | EDCE D2 FA | dD D2 FAGF | EC C2 EFGc | 
 AddB cBAG | ECGE D3 || B | dAdf afdf | ecgc acgc | dAdf afdf | edce d3 A | dAdf afdf | ecgc acge | 
 abag efge | fage d3 z |]  