I am spell checking the document before submission.

I'm spell-checking the report before I submit it.

Could you spell check my résumé before I submit it?

Before sending the report, I always do a quick spell check to catch any typos.

Before you submit the report, please spell-check it to catch any typos.

She spell checks every email before sending it.

She spell-checked the report before sending it to the manager.

She spell-checks every document before submitting it.

The editor performed multiple spell checks before publishing the article.

I spell checked the document three times to catch every typo.