Yahoo had another lousy quarter . Revenues were down 6 percent, profits were down 28 percent. What's more, it's search partnership with Microsoft isn't going so great. And the finger pointing is starting. In a very detailed analysis , Danny Sullivan of SearchEngine Land charts the decline of Yahoo's search revenues over the past two years. What he calls "net search revenues" (the money Yahoo gets to keep after paying off partners) is down 35 percent from a peak of $551 million two years ago to $357 million.