There are three ways to find the Advanced Search option in Google:
3. Search In Google
After you see search results, find a Settings button in the right upper corner, click on it and select the Advanced Search link from the Drop Down Box. See the image.
The Google Advanced page will show up https://www.google.com/advanced_search. Here you can limit your search by using domains of credible institutions in the Site or Doman box.
Here are the common domain names:
.gov = government | .org = organizational | .mil = military | ||
.edu = educational | .com = commercial | .net = network |
To look for credible websites, use .gov, .edu, and .org domain names.