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.

All oceans contains salt fish .
All oceans contains salt water.

You are likely to find a figure in history .
You are likely to find a slot in history .

Flags come in a variety of colors .

bats come in a variety of colors .