TASK DEFINITION: Given a sentence, generate a new 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.
PROBLEM: If you want to get a trade then you should search for customers .

SOLUTION: If you want to get a PR then you should search for customers .

PROBLEM: My money can settle my cross .

SOLUTION: My homepage can advertise my video .

PROBLEM: People appear to cry food every day to live .

SOLUTION:
People need to eat food every day to live.