Craft melodious tunes in accordance with the outlined letter representation and the provided thematic element.
X:1
L:1/8
Q:3/8=120
M:6/8
K:F
['c2 c', 'f2 a g2']  
X:1
L:1/8
Q:3/8=120
M:6/8
K:F
 c | f2 f fga | c2 c c2 c | d2 f e2 g | f2 a gec | f2 f fga | c2 c c2 c | d2 f e2 g | f3 f2 :| a | 
 g2 g gab | a2 g f2 a | g2 g gab | a3 f2 z |"^2 crotchets in MS" g2 g gab | a2 g f2 a | 
{a} g2 f{f} e2 d |{d} c2 B{B} A2 G | A3{c} BAB | c2 c c2 c | d2 f e2 g | f2 a g2 b | A3 BAB | 
 c2 c c2 c | d2 f e2 g | f3 f2 |]  