Construct tunes that conform to the predetermined musical pattern, featuring the provided motif.
X:1
L:1/8
M:4/4
K:Eb
['c2 B2']  
X:1
L:1/8
M:4/4
K:Eb
 B, | E3 F(AG) FE | G2 B2 e2 de | c2 B2 (GA)(BG) | F4 E z | B,2 | E3 F(AG) FE | G2 B2 e2 de | 
 c2 B2 (GA)(BG) | F4 E2 | z2 | e2 d2 c2 de | d2 c2 B2 z =B | c2 G2 G2 =B2 | (c2 d2) e2 | z e | 
 E3 F(AG)(FE) | G2 B2 e2 (de) | c2 B2 (GA)(BG) | F4 E2 ||  