Craft melodious tunes in accordance with the outlined letter representation and the provided thematic element.
X:1
L:1/8
M:2/2
K:D
['A2 dcdA Bcde gfed cBAG FAdf gfed', 'd2 fg agfe dfga b2 e2 e2']  
X:1
L:1/8
M:2/2
K:D
 A2 | dcdA Bcde | gfed cBAG | FAdf gfed | c2 A2 A2 (Bc) | dAeA fAgA | gfed dcBA | dfeg faeg | 
 f2 d2 d2 :: fg | agfe dfga | b2 e2 e2 d2 | cAeA fAed | c2 A2 A2 Bc | dAeA fAgA | aAbe dcBA | 
 dfeg faeg | f2 d2 d2 :|  