Construct harmonious tunes in line with the outlined letter symbolism and the presented thematic component.
X:1
L:1/8
Q:1/8=140
M:4/4
K:D
['A, D<CC>F E>DB,<D G<GG>A B>AFd A<FFD GBAG', 'd<dAd FdAc d>f (g/f/e/d/) B2- Bc dfdA']  
X:1
L:1/8
Q:1/8=140
M:4/4
K:D
 A, | D<CC>F E>DB,<D | G<GG>A B>AFd | A<FFD GBAG | EB,B,C (E D2) :: A | d<dAd FdAc | 
 d>f (g/f/e/d/) B2- Bc | dfdA BdAF | GBAc (3dAG (3FED | d<dAd FdAc | d>f (g/f/e/d/) B2- Bc | 
 dfdA BdAF | EB,B,C (E D2) :|  