Limit to government and organizational sites (site:)
Example: "minority health" site:gov
Example: "access to healthcare" site:iowa.gov
Use quotes around a single word/phrase to force Google to include a word/phrase
Example: "iowa" "health literacy"
Example: "poverty" "race"
Use quotes around a phrase to keep next to each other
Example: "maternal mortality"
Add the word "statistics" to include it
Example: "poverty" "statistics"
Use minus sign (-) to exclude words
Example: "maternal mortality" -infant
Below are documents that show how to find more research using the "Snowball Technique" where you can locate older research (using bibliographies) and find more current research (using Cited By in Google Scholar).