Create harmonious melodies following the given letter notation and incorporating the designated theme.
X:1
L:1/8
M:2/4
K:Eb
['E/G/ BcBE/G/']  
X:1
L:1/8
M:2/4
K:Eb
 E/G/ | BcBE/G/ | BcBz/B/ | =A_AGB | F2 z E/G/ | BcBE/G/ | BcBe | ed/c/d=B | c G2 e | dc/B/c=A | 
 B2 z B, | B,B,B,B, | B,GFG/F/ | EG/F/ED/C/ | G2 z e | dcBG/A/ | BAGB | BAGF | G=ABc | BGAF | 
 E2 z |]  