Next add up to three Key terms in the three boxes. The last box is used for terms you don't want included. These are NOT terms.
For more information on selecting Key Terms see Key Terms.
Click the button when you've entered your Key Terms.
Now add up to three Synonyms or Related Terms to for each of the Key Terms and the the Exclusion Terms.
For more information on identifying Synonyms see Synonyms.
Then add punctuation such as *'s and "'s to truncate words and keep phrases together.
For more information on adding punctuation see Punctuation.
Click on one of the database buttons under your search to open a database. Select the appropriate search and copy and paste it into the search box in the database.
If you got too many results consider adding more AND or NOT terms to your search.
You may also look at using the search limits in the left hand column in the database. For example, you might only be interested in results from recent years.
If you got too few results consider removing some AND or NOT terms or adding some more OR terms.
Searching is an iterative process. Don't be afraid to try assess and modify your search.