Rather than putting a full sentence into an online search box, it can
be more productive to focus your topic down into a few search words. To combine them, follow these search tips:
Google Search Tips
1. Search within a single domain. Simply enter your search term followed by “site: Domain”.
e-cigarattes site:.edu
Nutrition and children site:.gov
2. search for an exact phrase or quote
covid-19 "increased risk"
3. Use ~ to synonym
Covid-19 ~hypertension
4. Search for a specific file type.
Covid-19 “increased risk” filetype:pdf site:.edu