Develop tuneful melodies adhering to the specified letter notation and including the supplied thematic aspect.
X:1
L:1/8
M:2/2
K:A
['(ea) f2 (af) e2 (ae)', 'ecBc A2']  
X:1
L:1/8
M:2/2
K:A
 (Ac) | e2 (ea) f2 (af) | e2 (ae) fece | e2 (af) ecAc |{c} BABc BAFB | A2 (ea) f2 (af) | 
 e2 (ae) fecf | e2 (af) ecAc | BABc A2 || c2 | ecBc A2 (Ac) | B2 (Bd) ceaf | ecBc A2 (ce) | 
 fbba geaf | ecBe A2 (Ac) | B2 Bd ceaf | ecBc A2 (ce) | fage a2 |]  