1.   A recent report on the civil service warned that special vigilance was needed in the Eastern Cape and Northern provinces, which incorporated most of the old homelands.

2.   But ethicists caution that human research in China requires special vigilance.

3.   But Davies emphasizes that he is not unmindful, at his age, of the need for a special vigilance toward his work.

4.   There was reason for Dana-Farber doctors to exercise special vigilance in the care of the two patients.

5.   Courts must attend with special vigilance whenever the Declaration of Rights is in issue.

6.   Transportation officials have ordered special vigilance on all buses, trains, planes and stations for suspicious objects or people.

7.   Transportation officials ordered special vigilance on all buses, trains, planes and stations for suspicious objects or people.