11.   Yet there was a sealed-in-cosiness when darkness fell early and the lights came on.

12.   When darkness fell, he would venture out.

13.   As darkness fell, Clinton gave orders for his men to rest.

14.   As darkness fell outside, they sat down to eat at long tables.

15.   His foot hurt, but it was nothing compared with his hunger, which made him go on until darkness fell.

16.   As darkness fell, the birds began their evensong.

17.   When darkness fell they went home.

18.   Their mobile phone link had failed after just one call, and when darkness finally fell, they were no longer able to signal that they were well.

19.   Off-duty police inspector Dave Cammish and education psychologist Mike Woods patiently talked the man into a lifeboat as darkness fell off the Saltburn coast.

20.   The enigma grew more ugly as darkness fell.