When you're searching in Google, you can limit your search results by specific domains, such as:
How to do it: After your search terms just add a colon : and then the domain you want to see in the results (no space between the colon and the period). Websites from these domains tend to have reliable content -- but always use the evaluation techniques for any website!
This search will only show .gov websites.
"Evaluating Websites." Library Learning and Resources, 5 March 2020, Prince George's Community College, https://pgcc.libguides.com/c.php?g=60038&p=385689
"Google Search Tips - Limit by Domain." Evaluating Websites, 24 May 2018, DVC Diablo Valley College, https://dvc.libguides.com/evaluating_websites