1.   Vital minutes were lost because the ambulance took half an hour to arrive.

2.   It took half an hour to clean the orange powder off the bath.

3.   I think, if we went on for another half an hour or forty five minutes, we could clear virtually everything.

4.   She bought first-class tickets and still had half an hour to spare.

5.   I wondered whether there was anything in the teaching of Tai-Fing that could get me through the next half an hour.

6.   Within the last half an hour, police have confirmed that a body has been found in a car dragged from the river.

7.   Nothing is happening even with radio programmes, every half an hour.

8.   But they only had one goal to show for all that effort, that came on the half an hour from top goal scorer Martin Foyle.

9.   And then we got about another half an hour and we had another call.

10.   Another half an hour.