Craft melodious tunes in accordance with the outlined letter representation and the provided thematic element.
X:1
L:1/8
Q:1/8=300
M:6/8
K:D
['B2 c']  
X:1
L:1/8
Q:1/8=300
M:6/8
K:D
 F | F>BB B2 c | dcd fed | cAA eAA | ced cBA | FBB B2 c | def b2 a | fed cde | f^ef B2 ::  