In public at least, there has been virtually no discussion of how to overcome the substantive differences.

And so there wasn't any substantive difference with the Congress on this.

There are still substantive differences between the networks and cable.

There is no substantive difference between a select and a special committee.

Obviously, the candidates do have some philosophical and substantive differences.

But they have so far expressed few substantive differences with the Bloomberg administration.

There are substantive differences between the two parties' positions on health care.

Are you finding any substantive differences in the way your guides cover the city?

But there are also intellectuals who have more substantive differences with him.

In global media politics, substantive differences between countries can dissolve.