My name is ***** ***** of the expert in Email Category. I would like to assist you with your issue and would be your active expert..
Have you removed the emails from Trash too..
As you know almost all email system holds a Trash box which holds all deleted emails like Recycle bin in Windows . You have to clear the Trash box inorder to regain space of deleted email
Let me know if this is your issue.
Are you getting my response