1.   ...elaborate efforts at the highest level to conceal the problem.

2.   And the failure to report adverse events to the NIH, he said, was more because of confusion about the requirements than an intent to conceal problems.

3.   Film Roman did not conceal its problems.

4.   He was said to have concealed the problem from the board, and to have stopped returning phone calls from bank officials.

5.   The first phase ended in a mistrial in November, when jurors reported that they were deadlocked on whether Ford concealed alleged problems with the module.

6.   The report said Norris was assisted by Bax in concealing the problem.

7.   Those numbers conceal other problems.

8.   However, as the central bank is more transparent, the institutions will be unable to conceal the problems again, Banthoon said.

9.   In concealing the problem, Norris was assisted by Bax, it said.

10.   The judge overseeing the lawsuit has said Ford knew its design was defective and concealed the problem from federal regulators.