Develop tuneful melodies adhering to the specified letter notation and including the supplied thematic aspect.
X:1
L:1/8
M:3/4
K:Bb
['A,)(C B,)(D G)(A B)A/G/ TA^F GA B(d/B/)', 'uf ga fd ec (3d(ef) e3 g', '(G2 G2)', 'f ga bg af g2 gTf dB']  
X:1
L:1/8
M:3/4
K:Bb
|: (vD2 | A,)(C B,)(D G)(A | B)A/G/ TA^F GA | B(d/B/) B(TA/G/) A^F | G(A/B/) (G<^F) D(C | 
 A,)(C B,)(D G)(A | B)A/G/ TA^F GA | B(d/B/) TB(A/G/) A<[B^F] | [GA,]4 z ::[K:D] uf | ga fd ec | 
 (3d(ef) e3 g | gf d(f/a/) Tfe/d/ | cd ec d(e/f/) | g(a/g/) .f(e/d/) (e<[ec]) |1 d4 z :|2 d4 z2 |: 
[K:G] g2 d(B G)B | A(B/c/) cB G(B/d/) | (3c(dc) (3B(AG) AF | (3G(AB) GF D(e/f/) | g2 d(B G)B | 
 A(B/c/) cB G(B/d/) | (3c(dc) (3B(AG) (A<[AF]) |1 (G2 G2) z2 :|2 (G2 G2) z |: f | ga bg af | 
 g2 gTf df | ga (3bag fg | (a2 a3) f | ga bg af | g2 gTf dB | cd/c/ B(A/G/) (A{BA)}F | G4 z :|  