Construct harmonious tunes in line with the outlined letter symbolism and the presented thematic component.
X:1
L:1/8
M:2/2
K:D
['faef d/d/d fd B2', 'd A FDAF G2 BG FDAF E=CCE']  
X:1
L:1/8
M:2/2
K:D
 g | faef d/d/d fd | B2 ed cAAg | faef d/d/d fd | B2 BA d2 d :: A | FDAF G2 BG | FDAF E=CCE |1 
 FDAF GABG | FDEC D2 D :|2 FDAF GABg | fdec d2 d ||  