1.   Are you aware that a drugs ring is being operated in the club?

2.   Drug rings operate in most large cities of the world.

3.   Police smashed a major drugs ring after a series of dawn raids.

4.   The car rental company is actually a front for a drugs ring.

5.   The film tells the story of a Swiss secret agent who masquerades as a grocer in order to uncover a drugs ring.

6.   Police are investigating the suspected drug ring at the school.

7.   Was he involved in the drugs ring Adam was still convinced was operating in the club?

8.   The court heard evidence from witnesses in a cannabis drug supply ring.