Your search will only be as good as the words you use
1. Paraphrase your topic
Example: “I want to learn about how media affects an individual's body image.”
2. What do you know about your topic?
Example: “I know that photoshop is used on many images and body images seen in media may not be real.”
3. What would you like to learn?
Example: "I want to know how these altered images affect college students' self-esteem."
Make a list of the keywords you identified while focusing your topic and find synonyms for your search terms.