Do you know how to get search only related PDP(file type) files ?
Syntax: <SEARCH TEXT><SPACE> filetype:pdf
For example to search only PDF files relate to “Test Driven Development by example” , go to Google Search page, in the search text box. page and enter the text in the above format given as shown in the below snap shot:
Test Driven Development filetype:pdf
Search results will fetch you only sites containing the PDF related to Test Driven Development.
Snapshot belows shows the PDF file search for above text:
Test Driven Development filetype:doc
Search results will fetch you only sites containing the DOC related to Test Driven Development.