Construct harmonious tunes in line with the outlined letter symbolism and the presented thematic component.
X:1
L:1/8
M:4/4
K:Dmin
['ae fe']  
X:1
L:1/8
M:4/4
K:Dmin
 ef ed ef (a2 | a)f ec de Ae | f2 ed ef ae | fe ce d3 e | f2 ed ef (a2 | a)f ec de Ae | 
 f2 ed ef ae | fe ce d3 A | cd eA (3AAA ae | fe df ec dA | cd eA (3AAA ae | fe ce d3 A | 
 cd eA (3AAA ae | fe df ec dA | cd eA (3AAA ae | fe ce d3 D | FG AD dD AD | BD AD BG AD | 
 FG AD dD AD | FG DC D3 D | FG AD dD AD | BD AD BG AD | FG AD dD AD | FG DC D3 e | fA eA fA eA | 
 fA eA fd eA | fA Af eA Ae | fe ce d3 e | fA eA fA eA | fA eA fd eA | fA Af eA Ae | fe ce d4 |]  