Craft melodious tunes in accordance with the outlined letter representation and the provided thematic element.
X:1
L:1/8
M:12/8
K:D
['e f2 A ABA B2 A ded', 'g2 g gfe f2 f fed Bee']  
X:1
L:1/8
M:12/8
K:D
|: e | f2 A ABA B2 A ded | c2 B BAB g3 f2 e | f2 A ABA B2 A ded | c2 B BAB d3 d2 :: f | 
 g2 g gfe f2 f fed | Bee efe d2 B BAB g2 g gfe f2 f fed | Bee efa b3 a2 :|  