What is Google Hummingbird?
Google hummingbird is an Algorithm update by Google which was rolled in 2010
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Hummingbird is Google’s part of the algorithm for handling conversational search queries accurately.
The "Hummingbird" update was the first major update to Google's search algorithm since the 2010 "Caffeine" search architecture upgrade, but even that was limited primarily to improving the indexing of information rather than sorting through information.