Create a composition by utilizing the given alphabet-based musical pattern and the provided melodic theme.
X:1
L:1/8
M:3/4
K:D
['vA2 a2 g>e f2 (fa)', 'e>e (d<c) (Ac) d>f f2 (.e.c) A>d']  
X:1
L:1/8
M:3/4
K:D
|: vA2 a2 g>e | f2 (fa) e>e | (d<c) (Ac) d>f | f2 (ec) A>A | vA2 a2 g>e | f2 (fa) e>d | 
 (d<c) (Ac) d>f |1 f2 (ec) A>A :|2 (3ece d4 |: d>c A2 (cd) | (e<g) (fd) e>e | (d<c) (Ac) d>f | 
 f2 (.e.c) A>d | (vd>c) A z c>d | (e<g) (fd) (e>f) | uga/g/ f>e (c<e) | ud4 z2 :|  