1. Look just above the Refine Search tab at the top left of the Result List to see the number of records found. It should be something like: 52 Results for ....    

2. Browse a few of the records in the list by clicking on their titles and reading the abstracts. Note that some articles on the Results List are available in PDF Full Text or HTML Full Text . Also, additional terms for searching are suggested in the left column.

3. When you have clicked on a specific title, scroll down to see the Subjects (or Descriptors) They describe the main focus of the article and are other terms by which you could search.