Advanced Search should be the second to last option in the newly-opened menu. However, Google Scholar only searches a fraction of the published scholarly literature. In spite of all of these benefits, Google doesn’t even link the Scholar tool from its main page. I am also facing this issue while doing systematic review, the search strategy has been finalized and applied on three databases but google scholar is showing more than 1500 results, but … For retrieving only PhD dissertations, use the advance search feature in Google Scholar. Enter a search term or phrase, such as "bird flu." The tricks listed here will significantly improve your ability to use Google scholar effectively. Google Scholar searches open access materials, including DSpace, as well as items from many publishers, including some of the resources to which the MIT Libraries subscribe.
Google Scholar Library is your personal collection of articles. To pull up the Advanced Scholar Search menu, go to the regular Google Scholar search page. Click on the Articles & More tab and locate the Google Scholar search box at the very bottom. In the upper left corner of the page, press the button made of three horizontal lines to open a new menu. Instead, you have to search for it manually, by typing https://scholar.google.com in the address bar of your web page. Like regular Google, Google Scholar returns the most relevant results first, based on an item's full text, author, source, and the number of times it has been cited in other sources. You can save articles right off the search page, sign in to My Library, organize them by topic, and use the power of a Google Scholar search to quickly find just the one you want - at any time and from anywhere. 4.
Enter a search term or phrase, such as "bird flu." How comprehensive is Google Scholar?