11.   Central authorities have found it effective to make provincial officials specifically responsible for carrying out policies.

12.   Family-oriented business groups, have often found bribery effective in smoothing the way for business with government officials and winning favor from politicians.

13.   It found hypnosis effective for treating cancer-related pain, irritable bowel syndrome, mouth swelling and tension headaches.

14.   Low-dose anti-depressants have been found effective among some sufferers of chronic pain syndromes.

15.   The old prescriptions were still found effective by many patients.

16.   It was a continuation of the scare-mongering tactic Blair found devastatingly effective last week, when he accused Major of intending to scrap government pensions.

17.   Researchers, who were experimenting with transplanting pig organs to monkeys, first tried using immunosuppressive drugs, but found them effective only for a few weeks.