21.  Her son suffers behavioural problems and she is worried his difficulties could increase if the family moved to Firth Moor.

22.  And just think how productivity will increase if anyone ever comes out with a combination keyboard and coffee maker.

23.  And increased when Canada struggled in preliminary play in Salt Lake City.

24.  And the possibility of conflict among the three tracks will increase if Hollywood Park or particularly Del Mar gets the nod.

25.  And the risk increased when the trip, planned for daylight hours, was delayed into the evening.

26.  At iWon.com, on the other hand, the chance of winning increases if the user spends more time exploring the site.

27.  Bank shares rose on expectations earnings will increase if interest rates decline.

28.  Banks were buoyed by the brighter interest rate outlook, because consumer and corporate borrowing tends to increase when the cost of money falls.

29.  Ayala controls lucrative swathes of Makati and would see the value of its land holdings increase if a transaction is completed at those prices.

30.  Banks, whose profit margins increase when rates fall.