Construct harmonious tunes in line with the outlined letter symbolism and the presented thematic component.
X:1
L:1/8
M:4/4
K:D
['ed (3Bcd', 'eA A2']  
X:1
L:1/8
M:4/4
K:D
 d2 fd eA A2 | Addf gfed | fdgf ed (3Bcd | Addc d2 fe | eAfA ed (3Bcd | Addf gfed | g3 f ed (3Bcd | 
 Addc defg || a2 gf eA A2 | Bgfg eA A2 | Bgfg eA A2 | a2 gf e2 fg | a2 gf eA A2 | Bgfg eA A2 | 
 g3 f ed (3Bcd | Addc d2 ||  