1.   The experiment, which had caused some worry, particularly on the Labour benches, was entirely successful.

2.   Dr Clive Booth, Director of Oxford Polytechnic, says some students will be caused worry.

3.   The effects in education cause immediate worry.

4.   The people concerned should make sure of the facts before causing unnecessary worry.

5.   But cookies are causing worries about privacy.

6.   But even this idea causes worries.

7.   But because it occurs at a vulnerable time, college weight gain also causes considerable worry, particularly among young women.

8.   But disclosures in recent years that some people were being wrongly held for crimes they did not commit have caused worry even among death penalty supporters.

9.   Eisenberger and other doctors said that the uncertainty had caused great worry among patients and their families.

10.   It is the similarities between the two, however, that cause worry and pose risks for Clinton.