You will be given a definition of a task first, then some input of the task.
Given a sentence in Vietnamese, generate a new Vietnamese sentence by performing small changes on the sentence. Here, make sure that the changes are semantically related and syntactically similar to the input. And the generated sentence should have high commonsense plausibility, that is to have reasonable probability of it being true.

Nếu anh muốn sơ tán thì anh nên tới một ngọn núi canh gác.
Output:
Nếu anh muốn làm vậy thì anh nên gọi một chiếc xe đạp đi.