If you're searching for a specific post or comment (rather than trying to find posts and comments about something), https://camas.github.io/reddit-search/ https

If you're searching for a specific post or comment (rather than trying to find posts and comments about something), https://camas.github.io/reddit-search/ https://camas.github.io/reddit-search/ has been my go-to power search. Thanks to its delays in syncing, it occasionally will return deleted and edited results that may have already been scrubbed from Google or Reddit native search.