11.   Bush, while acknowledging youthful mistakes, has refused to answer questions about whether he used illegal drugs as a young man.

12.   But before they can be put into place, doctors and health care workers must be free to acknowledge mistakes.

13.   He also acknowledges mistakes.

14.   He also acknowledged mistakes.

15.   Hall said he insisted on keeping the language simple and true to the spirit of acknowledging a mistake.

16.   He had acknowledged his mistakes publicly and often.

17.   He acknowledges mistakes over the past two years but also accuses the media, Democrats and labor unions of misrepresenting him and the GOP agenda.

18.   He said a letter acknowledging the mistake will be sent out shortly along with a request for repayment.

19.   In recent days he has acknowledged mistakes and tried hard to get his administration off to a new, clean start.

20.   Indeed, Yeltsin, in his speech acknowledged mistakes and asked several times for forgiveness.