Craft melodious tunes in accordance with the outlined letter representation and the provided thematic element.
X:1
L:1/8
M:2/4
K:D
['dB A2 F>G AA G/F/E']  
X:1
L:1/8
M:2/4
K:D
 D/E/ |"D" FD DE |"Bm" F2 DE/F/ |"Em" GE EF |"A7" G2 FE |"D" Dd"G" dB |"D" A2 F>G |"A7" AA G/F/E | 
"D" D3 :: F/E/ |"D" Dd d>c |"Bm" BA GF |"Em" Ee e>d |"A7" cA Bc |"G" d>e dB |"D" A2 F>G | 
"A7" AA G/F/E |"D" D3 :|  