Create harmonious melodies following the given letter notation and incorporating the designated theme.
X:1
L:1/4
M:4/4
K:C
['C C']  
X:1
L:1/4
M:4/4
K:C
 C | C E D C | B, B, A, B, | C G, A, B, | C3 C | C E D C | B, B, A, B, | C G, A, B, | C3/2 D/ E C | 
 D3/2 C/ B, A, | G,2 z B, | C B, C A, | G,2 E, C | C C D D | E2 D F | E C D D | C3 |]  