1.   He is trying to involve community leaders in negotiations on reform.

2.   It is his task to try to involve black leaders in negotiations on constitutional reform.

3.   Negotiations on a treaty to limit this greenhouse gas begin in December.

4.   The completion of multilateral negotiations on the abolition of chemical weapons will be pursued.

5.   The government and opposition recently concluded months of negotiations on the reform package.

6.   The president signalled that he is open to negotiations on the budget.

7.   The two companies have broken off negotiations on the deal.

8.   These rules stipulated that negotiations on trade matters could only be initiated by principal suppliers.