You can use the email recovery form here: https://support.google.com/mail/contact/missingemails?rd=1
Please fill out the form and any emails that can be recovered will be.
If you can take a minute and use the rating system to rate our session as EXCELLENT, GOOD, or OK and press Submit so I am credited with helping you.
What did the form response say?
Did you fill out the form? What was the form response?
Unfortunately, if Gmail cannot recover the emails through their own server then there is nothing that can be done. Usually if the emails were deleted within the last 24 hours, they can all be recovered.
I have not heard back from you in a while -- If the issue is resolved, please rate our session as EXCELLENT, GOOD, or OK and press Submit so I am credited with helping you otherwise please reply back so we can continue with the issue.