Develop tuneful melodies adhering to the specified letter notation and including the supplied thematic aspect.
X:1
L:1/8
M:4/4
K:Bdor
['e |:{a} f2', '(3fga ec']  
X:1
L:1/8
M:4/4
K:Bdor
 e |:{a} f2 ef Bf{a}fe | (3fga ec ABce |{a} f2 ef Bf{a}fe |1 (3fga ec Bcde :|2 (3fga ec{d} BAFA |: 
 B3 c d2 cB | A3 B ABcA |1 B3 c d2 cB | cfec{d} BAFA :|2 dfed cdec | (3fga ec Bcde ||  