21. Paris Hilton
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Socialite Paris Hilton has topped search lists this decade, mostly due to her indiscretions on video and a fledgling singing career.
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22. Pamela Anderson
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Baywatch babe Pamela Anderson is pretty much a Web search mainstay. She has topped Web search lists for a decade, and this trend shows no sign of slowing down.
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23. Iraq
Iraq was a relative blip on the Web search screen, but that changed with the war against Saddam Hussein declared by President George Bush (number 16 on this list).
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24. YouTube
YouTube is the most popular video site on the Web, and has been since it began in 2005. Google purchased the company in 2006.
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25. Ringtones
Do you have a cell phone? Ever looked for ringtones online? So have millions of other Web searchers, and though the number of ringtone queries was astonishingly large for this decade, the rise of mobile devices will only make that number grow bigger.
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