Develop tuneful melodies adhering to the specified letter notation and including the supplied thematic aspect.
X:1
L:1/8
M:6/8
K:C
['c2 c']  
X:1
L:1/8
M:6/8
K:C
 A | c2 c B2 c | A3 A2 B | c2 c B2 c | (A3 A2) A | c2 B c2 c | F3 F2 F | G2 G G2 G | C4 C2 | 
 E2 E E2 D | (E3 E2) D | C2 A A2 G | (A3 A2) B | c2 E E2 D | E3 E2 D/ D/ | C2 A A2 G | A6 |]  