Construct musical compositions utilizing the given motif within the outlined structure.
X:1
L:1/8
M:2/4
K:A
['Ac/e/ a/e/c/A', 'ec ec'  
X:1
L:1/8
M:2/4
K:A
 E | Ac/e/ a/e/c/A | df df | Ac/e/ a/e/c/A | Be Be | Ac/e/ a/e/c/A | df df | e/a/g/f/ e/d/c/B/ | 
 Aa a :: c/d/ | ec ec | fd fd | ec ec | Be e2 | ec ec | fd fd | e/a/g/f/ e/d/c/B/ | Aa a :|  