Nielsen Online today released it rankings of U.S. search share for July. Overall search grew 3 percent year over year to 8 billion searches. Google had year over year growth of 16 percent and received 60.2 percent of searches. Yahoo! had a year over year decline of 11 percent and received 17.4 percent of searches. Microsoft had a year over year decline of 10 percent and received 11.9 percent of searches.