1. You can choose them here: https://i.imgur.com/kwUykfC.png
2. Yes, here: https://i.imgur.com/yqk9NHg.png
3. The default logic “AND” is “fuzzy” by itself. It is a partial matching logic, and also every entered keyword must match at least partially somewhere in the selected fields. I recommend using that, it usually gives the best expected results. You can check this documentation for more in-depth details.
