Craft melodious tunes in accordance with the outlined letter representation and the provided thematic element.
X:1
L:1/8
M:4/4
K:C
['G2 (BG) DGBG FGAB c2', 'd2 (ef) gfga bgaf']  
X:1
L:1/8
M:4/4
K:C
[M:2/2][K:G] .abc G2 (BG) DGBG | FGAB c2 (Bc) | (Bg)(gf) d2 (eg) | (f<d)cA (B<G)AF | G2 (BG) DGBG | 
 FGAB c2 (Bc)dggf d2 (eg) | (f<d)cA (B<G)G z || !fermata!gagf d2 (ef) | gfga bgaf | gagf d2 (eg) | 
 (f<d)cA BGG z | gagf d2 (ef) | gfga bgaf | gbag fdeg | (f<d)cA (B<G)AF |]  