Construct harmonious tunes in line with the outlined letter symbolism and the presented thematic component.
X:1
L:1/4
M:2/2
K:C
['G B B/A/ G G c/c/ c/B/']  
X:1
L:1/4
M:2/2
K:C
 G | B B/A/ G G | c/c/ c/B/ A c | d3/2 d/ c e | d2 | d2 | e d B A/B/ | d d/B/ A G/A/ | B2 A B | 
 d A G ||  