If it's just handful of posts you can find them with:
You can find them in DB using this, XYZ is the username:
I don't know if there is any unforeseen consequences if you delete them though DB so I would strongly suggest you don't unless someone else more knowledgeable says otherwise.
Code:
example.com/search.php?author_id=1Code:
SELECT * FROM phpbb_posts WHERE post_username = 'XYZ'; Statistics: Posted by thecoalman — Fri May 09, 2025 4:52 am