Craft melodious tunes in accordance with the outlined letter representation and the provided thematic element.
X:1
L:1/8
M:4/4
K:D
['Ad d2']  
X:1
L:1/8
M:4/4
K:D
 FG |"D" A2 FA BAFA |"D" (3(ABA) FA BAFA |"G" B2 cA BAcA | BAcA"A" BAFA |"D" A2 FA BAFA | 
"D" (3(ABA) FA BAFE |"D" FABc"G" d3 B |"A" AFEF"D" D2 :: z d |"D" Ad d2 Ad d2 | Ad d2 BAFA | 
"G" B2 cA BAcA | BAcA"A" BAFA |"D" Ad d2 Ad d2 | Ad d2 BAFE |"D" FABc"G" d3 B |"A" AFEF"D" D2 :|  