… but they’re still not a monopoly, at least if you ask the company. On Monday researchers at market research firm Hitwise released their monthly search share report, and their data indicates that Google has now topped 70% in terms of search market share.Google reached a new milestone and accounted for 70.77 percent of all U.S. searches. Google’s share of searches increased 10% over the same month last year and 2% over the previous month. Yahoo! Search, MSN Search (including Live.com), and Ask followed with