Construct musical melodies following the designated letter arrangement and the given motif.
X:1
L:1/8
M:4/4
K:Amin
['eA A2', 'Ac Ac']  
X:1
L:1/8
M:4/4
K:Amin
|: eA A2 eA A2 | cc Bc d2 cd | ee dd cc B2 | Ac BG A4 :: Ac Ac BG G2 | Ac Ac d2 cd | ee dd cc B2 | 
 Ac BG A4 :|  