You may want to search Google for getting some specific file types (documents) as the results. but in ordinary(searching for web) mode of searching, you may not get some specific type of files as results. so you must use the advanced search option given in Google.
For example, downloading a PDF Document related "image processing", follow the steps below
- First of all select "Advanced search" option from google as shown in the snap here,
- Now type the word "image processing" onto the search box
- Select the file format as Adobe Acrobat PDF (.pdf) as shown in the snap below & click on to the advanced search button.
- All the results will be PDF documents & you can download yours interested pdf documents directly from there ...
Related Articles:Articles about Orkut tricks and tips
More PDF Related Tricks
More Office Tricks