seekerStuff
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main search engines' lore, usage and comparison
Yahoo is now one of the three "big players" ( google , MSN and Yahoo ) and claimed at the beginning of September 2005, to have indexed 19 billion sites (against google's 8 billion). A few weeks later Google claimed 25 billion docs (against Yahoo 20 billion). Yahoo had indexed in March 2009 more than 50 billion documents.