The key concepts of your topic will provide some initial keywords. You can then think of some alternative keywords using synonyms, acronyms, and alternate spellings. This video below gives a very short demonstration of this.

This video has closed captions.

Try combining your keywords in different ways. This can help you broaden or narrow your search an ensure your results are more relevant.

Using the advanced search option on Library Search gives you more control over your search. You can connect words in different ways – there are three Boolean operators that help you connect words – AND, OR, NOT.  Below is an example of a search combinations.

In this search we have used the Boolean operator OR to specify that we want to search for either of the words barriers or challenges. We've also chosen to look for these keywords in the title of the article. We've used the Boolean operator AND to combine either of these words with the keyword reading.