Craft a musical piece that integrates the provided melodic theme and the corresponding alphabetical pattern.
X:1
L:1/4
M:4/4
K:Cmin
['[cdca] d/ .C a .c', 'a .c']  
X:1
L:1/4
M:4/4
K:Cmin
 [dAc]3/2 .A/ d | [acc] a .a | [cdca] d/ .C a .c | [def]3/2 .F,,/ e | [dAc]3/2 .A/ d | [acc] a .a | 
 [cdca] d/ .C a .c | [dc] A,,, e | [dAc] a/ .C d .c | [Ac] .C d .a [A,,,a] | [cdca] d/ .C a .c | 
 d C,,,, a | d{a} |] .C d .A d .c | [Ac] [A,,,a] .D c .a | [C,a] d/ .C a .c | [dca] a | 
 [acc] a [C,a] | [A,,e] .c [Da] | [C,a] .A, c .D a .c | a C,, a | e .a [D,c] | [C,a] a/4 .c [D,c] | 
 [A,,a] .d [cc] .d .a .c | d a a | [Ac] .C d .a [C,a] .d | [A,,e] c [Da] | [C,a] .A, c .D a .c | 
 a c/ .A,, c .a | e .a [D,c] | [C,a] .A c .d a .c | e/ .f [E,,,a] c/4 .e | f a a |]  