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View stunning SlideShares in full-screen with the new Android app!View stunning SlideShares in full-screen with the new iOS app!
First, it has location information for all hits and so it makes use of proximity in search.
Google keeps track of some visual presentation details such as font size of words. Words in a larger or bolder font are weighted higher than other words.
Google also uses anchor text. In addition to associating a link with the page that the link is on, it is also associated with the page the link points to. This ensures that documents like images, programs and databases are also indexed.