Compose tunes based on the given letter-based musical structure and the supplied motif.
X:1
L:1/8
M:2/2
K:Amix
['A>AAB c2 Ae', 'g>age aAAe']  
X:1
L:1/8
M:2/2
K:Amix
 A>AAB c2 Ae | dBGB dBG>B | A>AAB c2 Ae | dBgB A<A e2 | A>AAB c2 Ae | dBGB dBG>B | ABcd ecce | 
 dBgB A<A e2 || g>age aAAe | c>ccA dBGB | g>age aAAe | dBgB A<A e2 | g>age aAAe | c>ccA dBGB | 
 ABcd ecce | dBgB A<A e2 ||  