These services are part of the national health care system.

Every other developed nation has a national system of education.

They want to make it a national system in the very near future.

However, the national educational system is not the only one available.

Other countries' national health systems deliver better care at less cost.

The new national system will not replace those now in use.

I for one think it's a wonderful that we have a national system.

America may well be ready for a rational, national system.

There was even less agreement on exactly what a national system of tests should be.

"I can't for the life of me see how a national system could be more accurate than that."