Google, Microsoft Add U.S. Search-Engine Market Share

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By Brian Womack

January 13, 2011 at 11:59 PM UTC

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Google Inc. and Microsoft Corp. took a bigger share of the U.S. search-engine market last month, while Yahoo! Inc. lost ground, according to ComScore Inc.

Google’s share rose to 66.6 percent in December from 66.2 percent in November, while Microsoft grew to 12 percent from