1. UvA Catalogue Combine search terms University Library next = click

2. Use the Boolean operators AND, OR and NOT to combine search terms AND : all terms must occur (restrict) OR : at least one of the terms must occur (expand) NOT : a term must not occur (restrict) computers AND education computers OR education computers NOT education green = search result

3. You are looking for titles on the relation between sports and health Use AND to combine search terms (default operator) sports health

4. 22 hits Perhaps fitness is a better term than health here

5. health OR fitness Use OR if either one of the terms must occur

7. sports

8. 31 hits Use NOT to exclude a term

9. football NOT soccer

10. Did you really filter out titles?

11. football

12. Yes, football NOT soccer had 78 hits

13. Summary  Use AND to restrict the search result: all terms must occur  Use OR to expand the search result: at least one of the terms must occur  Use NOT to restrict the search result: a specific term must not occur