You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract The State of Search Marketing: 2009 Google Accounts for Two of Three Searches, but a New Microsoft/Yahoo Venture Could Mean a Stronger No. 2 By Abbey Klaassen, Published on November 02, 2009 4 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.