Construct harmonious tunes in line with the outlined letter symbolism and the presented thematic component.
X:1
L:1/8
Q:1/8=333
M:2/2
K:D
['A2 FD FAde f2 ed BABd', 'fdAF GFED F2 AF GFED']  
X:1
L:1/8
Q:1/8=333
M:2/2
K:D
 B | A2 FD FAde | f2 ed BABd | F2 AF DFAF | GBAF E2 FG | A2 FD FAde | f2 ed BABd | G2 Bd Adfa | 
 gbaf d2 d :: e | fdAF GFED | F2 AF GFED | DFAF DGBd | gbaf e2 de | fdAF GFED | F2 AF GFED | 
 G2 Bd Adfa | gbaf d2 d :|  