Develop a musical composition by integrating the alphabetically represented musical pattern and the supplied melodic theme.
X:1
L:1/8
Q:1/4=120
M:2/2
K:D
['(E F2)']  
X:1
L:1/8
Q:1/4=120
M:2/2
K:D
"^Brisk walk tempo" D2 D2 | F3 (E F2) F2 | (E F2) (E D2) F2 | [DA]3 (B [DA]2){A} [DB]2 | 
 [DA]4{E} F2 A2 | ([D-B] [Dd]2) ([D-B] [DA]2) B>A |{E} F3 (E F2) (F<E) |[M:5/4] D6 [DA]2 [DA]2 | 
[M:2/2]{A} ([DB]3 c) [DB]2 [DB]2 | ([D-B] [Dd]3) [Dd]2 ([Dd]B) | [DA]3 (B [DA]2){A} [DB]2 | 
 [DA]4 [FA]2 A2 |{A} ([DB]3 c) [DB]2 [DB]2 |[M:5/4]{B} d3 (B [DA]6) |[M:2/4] [D,D]2 [D,D]2 | 
[M:2/2]{E} F3 (E F2) F2 | (E F2) (E D2) F2 | [DA]3 (B [DA]2){A} [DB]2 | [DA]4{E} F2 A2 | 
 ([D-B] [Dd]2) ([D-B] [DA]2) B>A |{E} F3 (E F2) (F<E) | D6 ||  