Sentence examples for you could substitute from inspiring English sources

"You could substitute beef shin," he said.

If you can't find it, you could substitute Italian fregola.

You could substitute the business of your choice".

However, you could substitute tarragon, parsley or even basil.

You could substitute basil and watercress for the arugula.

You could substitute "Dolly" for "country" in those lyrics without losing too much meaning.

(And yes, I made a Friends reference in 2008. While I could substitute in a slightly more relevant sitcom, you should have seen all of Scrubs already anyways).

Spain could substitute for Gujarat.

(Previously, computer simulation could substitute for the other five hours).

So an unscrupulous producer could substitute a conventional food for an organic one.

With him out it was just feeble thinking to assume that Michael Kasprowicz could substitute adequately.