Construct harmonious tunes in line with the outlined letter symbolism and the presented thematic component.
X:1
L:1/8
Q:3/4=90
M:6/4
K:G
['Bc d4 e2 d4', 'G4 ef g3 f e2 d3 c']  
X:1
L:1/8
Q:3/4=90
M:6/4
K:G
 Bc | d4 e2 d4 B2 | c2 A4 e4 Bc | d4 e2 d4 A2 | B2 G4- G4 || ef | g3 f e2 d3 c B2 | A3 B A2 e4 Bc | 
 d4 e2 d4 A2 | B2 G4- G4 |]  