These structures all provide a means of negotiating changes in land level when constructing a canal.

He has already met with leaders of the principals' union in an effort to negotiate changes.

For about the last month, the leaders, the committee chairmen and lobbyists have been negotiating changes.

They will be allies again when we have negotiated new changes in status.

And Ms. Boxer was trying to negotiate changes to the abortion language, she said, with little success.

More fundamentally, they negotiated changes in domestic policies, including the commitment to reduce the American budget deficits.

The rebels favor a truce while they negotiate social and economic changes.

She has long argued that the city should negotiate such far-reaching changes with all municipal unions, not just one union.

That way, everyone is more willing to negotiate such changes peaceably and without falling into less mature roles.

But the Council can negotiate changes with the Mayor and ask him to resubmit the budget plan.