Construct harmonious tunes in line with the outlined letter symbolism and the presented thematic component.
X:1
L:1/8
M:3/4
K:D
['A>c e2- e2 e/f/e/c/ A>B AG F2', 'a2- a2- |{b} af/d/ g2 b2 a>g']  
X:1
L:1/8
M:3/4
K:D
 A>c e2- e2 | e/f/e/c/ A>B AG | F2 A/B/A/F/ Ad | f>e dc/d/ e4 | A>c e2- e2 | e/f/e/c/ A>B AG | 
 F2 A/B/A/F/ Ad | fe/f/ d3 A :: d>f a2- a2- |{b} af/d/ g2 b2 | a>g fg ec | d>e (3fgf e2 | 
 c>e a2- a2- |{b} af/d/ g2 b2 | a>g fg ec | d2 d4 :|  