11.  The strange thing is that they are so few.

12.  The strange thing was that he derived no real enjoyment from smoking.

13.  The strange thing was that he spoke to everybody with a different accent.

14.  Then strange things started to happen.

15.  Tourists do strange things on the Granada Studios tour.

16.  Trashing lives At night on the city rubbish tip in La Paz, strange things start to happen.

17.  A strange thing happened.

18.  When sound travels through water, strange things can happen.

19.  Then a strange thing happened.