Develop a harmonic creation that incorporates the given motif and adheres to the specified alphabetical order.
X:1
L:1/8
M:4/4
K:A
['A2 cA', 'eaag a2']  
X:1
L:1/8
M:4/4
K:A
|: A2 cA EAcB | ABce dBGB | A2 cA EAce | efge dBGB | A2 cA EAcB | ABce dBGB | Ac c/c/c ecAc | 
 efge dBGB :: eaag a2 ga | beee begf | eaag a2 gf | efge dBGB | eaag a2 ga | b2 ba bagf | 
 eaaa c'aag | efge dBGB :|  