It returns all questions :) Even a search on
[or] doesn't work, it get redirected to the very same URL. Maybe the search algorithm should count the search words before blindly applying the OR.
This might be
[status-bydesign], but I was just doing a tag cleanup. I finished with
[and] and wanted to check if there are any unnecessary
[or] tags. It would be nice to make the search algo a bit smarter though.