1. Many people in the Kremlin believe Russia should adopt an even tougher stance.

2. Those that involve trucks making left turns in front of you are even tougher etc.

3. We should have been much tougher on trade even then.

4. The politics of protocol will only get tougher as the trip goes on.

5. What may prove a bit tougher is winning the hearts and minds of motorists.

6. All across the country Saturday, people turned out at rallies to demand tougher gun laws.

7. They do it a lot tougher than us.

8. Apple is expected to introduce a new iPhone in September with a new, tougher sapphire display.

9. In contrast, physical store retailers have had a tougher holiday season so far.

10. Those market forces are tougher to manage, although China still has formidable resources to do so.

11. This can make it tougher to focus.

12. Syrian refugees already face tougher scrutiny than usual, officials said.