You don't want to wade through millions of Web pages. By using a few tricks, you can focus your searches relatively easily to those authoritative, reliable sources you want to use.
Use key search terms - Use the same search terms you used successfully to find books and articles.
Know your search tool - Use advanced search features to control your search. For example you can limit your search in Google to just search government or educational Web sites by limiting to a specific domain. Learn more at Google for Researchers.
Use search tools you can trust - Google Scholar indexes scholarly literature on the Web.
You can search Google below:
Choose Web Resources Wisely
Learn to choose your Web resources wisely in this video by Prentiss Price-Evans.