By terms you specify in upper search box on Advanced screen. Upper box searches on body of documents retrieved with Boolean logic in larger, lower box on Advanced screen. Automatic Fuzzy AND Automatic Fuzzy AND, but Sub-searching can be just as powerful. Click on Location, Media Type, or Page Type. Upper case retrieves only matching upper case.
Lower case retrieves either lower or upper case.
Also accent and character sensitive. Other upper case ignored. Initial capitals cause phrase search. Separate words by commas to form different phrase groupings. Upper case ignored.