Develop tuneful melodies adhering to the specified letter notation and including the supplied thematic aspect.
X:1
L:1/8
M:4/4
K:A
['A,2 CE FECE', 'eAfA eAca eAfA e2']  
X:1
L:1/8
M:4/4
K:A
 E | A,2 CE FECE | AECE FECE | A,2 CE FECE | FAGF EDCB, | A,2 CE FECE | AECE FECE | B,DCE DFEG | 
 FAGB cA A :: c | eAfA eAca | eAfA e2 (3fga | eAfA eAce | daca B2 cd | eAfA eAca | eAfA e2 fg | 
 agfe fedc |1 defg aAA :|2 BAGF EDCB, | !fermata!A,4 |]  