Generate harmonious tunes by incorporating the specified letter-based framework and the presented motif.
X:1
L:1/16
Q:1/4=90
M:2/4
K:Amin
['ABcd ecBA', "A4 cedc c'cc'c BdcB bBbB AcBA aAaA"]  
X:1
L:1/16
Q:1/4=90
M:2/4
K:Amin
 ABcd ecBA | afed ecBA | ABcd ecBA | ^GABG EGBe | ABcd ecBA | afed ecBA | fdcB ecBA | BeE^G A4 :| 
 cedc | c'cc'c | BdcB bBbB | AcBA aAaA | Be^GB E4 | ac'ba agfe | fagf fedc | dfed dcBA | 
 ^GBEG A4 :|  