If you're talking about the Related Question Hints on the Ask Page, you need to go to:
Admin > Posting > Scroll all the way down to - Check for similar questions when asking
Welcome to the Q&A site for Question2Answer.
If you have a question about Q2A, please ask here, in English.
To report a bug, please create a new issue on Github or ask a question here with the bug tag.
If you just want to try Q2A, please use the demo site.