SOMETIMES if you add '&tbs=ida:1&gl=us' to the end of a Google Search URL you will get 'In Depth Articles'.
For example: a google search on 'Physics' with this would look like this...
Notice the words 'In-Depth Articles' across the top of the search.
To make it easier, you could just bookmark the above and replace the word 'physics' with your own search term.
If you wanted a search on more than one word such as 'quantum physics', simply replace 'physics' with 'quantum physics' (it will look like this after you do the search -
googlesearchsecretsbook. blogspot.com/2015/01/find-in- depth-articles-on-google-by. html Read this article and learn more about it.)