51.   But superintendents say they are applying them more judiciously, spraying only after a problem occurs, treating smaller areas and picking milder chemicals.

52.   But the problems often occur at a time when communication between parent and child is at its worst.

53.   But the real problems occurred early Friday morning when Mesa police responded to at least four calls from shoppers angry about people cutting in line.

54.   But the real problem occurred when angry customers called to report the problems.

55.   But the judge said the problems occurred Wednesday night and the women no longer were able to continue deliberating murder charges against the brothers, Erik and Lyle Menendez.

56.   Consumers living outside the recall region will get a free repair if the problem occurs, Weinstein said.

57.   Dealers were told that a problem had occurred involving fewer than five cars, said Robert Frankel, a Baltimore dealer who owns two Cadillac showrooms.

58.   Day said problems with interference occur occasionally, but he called this instance significant and unusually severe.

59.   Even though problems occur often in flight, rarely do the holes in all the slices line up, thus allowing a crash.

60.   Employers who stay in the fund are guaranteed that their liabilities will be limited if future problems occur.