31.   International agencies have no accurate estimates of Taliban casualties or civilians accidentally killed by U.S. bombs.

32.   It said there are no accurate estimates of the Russian dead in the area.

33.   Many civilians were believed to have been killed in the three-day blitz, but there are no accurate estimates of just how many.

34.   Officials at the State Emergency Commission said they could not provide accurate estimates of current casualties or damage.

35.   The only way to obtain accurate estimates of the number of infected people is by testing a random sample of the population for HIV.

36.   The more accurate estimates will help guide prevention efforts and assess the effectiveness of food safety regulations, the CDC said.

37.   The paradox is, in reality, there is no such thing as an accurate estimate for project costs.

38.   There were still no accurate estimates of the damage, Hariri said.

39.   It said such agreements guaranteed advanced technology that could reach previously inaccessible reserves, boost the extraction rate in oil wells and ensure more accurate estimates of the reserves.

40.   Chechen fighters go to great lengths to remove their dead from the battlefield and traditionally give rapid burials, making an accurate estimate by the Russian side difficult.