In March, Google commanded a 48 percent share of the US search market, trailed by Yahoo at 27.5 percent and Microsoft at 11 percent, according to the latest data from comScore Media Metrix.
"Microsoft and Yahoo are strongly motivated to find ways to dethrone Google ... and the combined mass of the two companies' client and consumer bases could generate a viable competitor to Google on both the desktop and the mobile device," Pierce-Grove said in a written analysis.



