21.   Recent research into how governments and donors contribute to the provision of health services shows that effective long term systems need to be put into place.

22.   The fact that he can do this makes me believe the system needs changing.

23.   Also, many developing countries do not have the network of health systems needed to deliver a vaccine.

24.   An alarm system needs to catch the dangerous ones without giving too many false alarms set off by the harmless ones.

25.   An FBI official admits that the system needs improvement.

26.   Analysts said Tuesday that the two technologies were quickly blending in the face of extreme pressure for higher performance data communication systems needed to handle vast quantities of information.

27.   And he is a gifted speaker at a time when the system needs a strong voice.

28.   And the criminal justice system needs to recognize that, often, cognizance of circumstance can preclude having to go by the book.

29.   And while this type of reform still is considered a long shot for becoming law, there is a consensus that our onerous tax system needs a major overhaul.

30.   Another problem is created by the fact that the merged company will own key cable programs that every cable system needs to offer customers.