Construct a musical work that combines the specified alphabet-based pattern with the given melodic theme.
X:1
L:1/8
M:4/4
K:C
['EFGB ADFD', 'df f2']  
X:1
L:1/8
M:4/4
K:C
[M:4/4][K:D] AABB[Q:1/8=180].dB | AD (3FED A2 dB | ADdD EFGB | ADFD A2 (3Bcd | edfe dBB/A/B | 
 ADFD A3 B | ADFD EFGB | ADFD (3ABA Bd | edfe dBBA || df f2 af f2 | df f2 egfe | df f2 af f2 | 
 afed (3Bcd AB | df f2 af f2 | df f2 e3 f | afbf afeg | f2 ed BAdB ||  