11.   The Navy is investigating allegations that a prospective recruit was given a substance to drink to mask traces of illegal drugs in a mandatory urine test last month.

12.   The test substance will be given at first three times a week, then once a week, then once a month, Nussenblatt said.

13.   To give some substance to these mysteries, hobbyists have named certain recurring broadcasts.

14.   Van Bebber had told his clients he had not given the substances to his horses.

15.   Whoever gave the group the substance could face charges, McDonagh said.

16.   And it is these talks which have given substance to the rumours of possible merger.

17.   And a more coherent parliamentary opposition would give greater substance to the multiparty system.

18.   And when ordinary mice were given a substance that blocked endocannabinoids from acting at these receptors, they ate less than normal as well.

19.   At the same time, the sides hope such cooperation will give substance to their newly invigorated political relationship and possibly dampen growing U.S. influence in central Asia.

20.   But it is time also to set about fixing those very real flaws that gave substance to the fears of disenfranchisement and nearly created a national crisis of legitimacy.