51.   Increasingly sophisticated techniques have been used to solve these problems.

52.   Instead of trying to solve the problem all at once there is an attempt to create sub-problems.

53.   Is not it now time that the Minister acted to solve the problems of high-rise blocks?

54.   It has also elegantly solved the problems surrounding theft with the aid of a computer.

55.   It involves the child in the process of solving the problem or resolving the conflict.

56.   It needs an exceptional way to solve exceptional problems.

57.   It represents an attempt to solve the problem by logic-chopping.

58.   It says that as a society, we believe violence is one way to solve certain problems.

59.   It was introduced to solve the problem of breaking through heavy armour.