Construct tunes that conform to the predetermined musical pattern, featuring the provided motif.
X:1
L:1/4
Q:3/4=100
M:6/4
K:F
['g2 a']  
X:1
L:1/4
Q:3/4=100
M:6/4
K:F
 F | F2 G A (B3/2 A/4B/4) | c3 F2 f | d2 d e (f3/2 e/4f/4) | g3- g2 a | g2 a g2 a | b2 a g2 f | 
 g e f d2 c | c3- c2 ::  