Check to select. The initial search screen then appears. Use check boxes for the type of search and the entry box for the search itself. Searching can also be limited by language and year. In image above, Subject box is checked, not Words Anywhere .
Words Anywhere is the default search.
In our example, though, the Subject box was checked and then terms combined with the and operator. See above for image. You can use broader or related terms. Anywhere usually yields more, but less precise, results. Be prepared to experiment.