There must be, but it seems hidden.
Try this explanation (havent tried it myself) https://teslatap.com/articles/owners-manual-companion/#search
I also just created a free browser extension that adds various search options on the forum page. The TeslaTap Assistant Pro (TTAP) has a lot of other features that enhance the forum by highlighting posters, detect spam and more. See screenshot examples and more details here: https://chrome.google.com/webstore/detail/teslatap-assistant-pro/iafcefg...
I just did a google search using "forums.tesla.com:************(search terms, the more specific, the better the search)" and it finds all of the items that I am interested