Construct tunes that conform to the predetermined musical pattern, featuring the provided motif.
X:1
L:1/8
M:2/4
K:G
['dB B2']  
X:1
L:1/8
M:2/4
K:G
 dB B2 | dB B2 | edcB | A2 G z | ddBe | ddB z | edcA | A2 G z |]  