1.   Three factors helped to tip the balance in favour of the Labour leadership.

2.   Analyses of all three tests indicate that one factor helping to push up results is that students are taking more rigorous courses.

3.   And while these factors help force him into action, they do detract a bit from his appeal.

4.   And those factors ultimately may help solve the case, he said.

5.   All these factors help explain why the Bosnian Serbs are watching the latest U.S.-Iraq showdown with such intense interest, Castellan said.

6.   All these factors help enable women to choose to have smaller, healthier families.

7.   All those factors helped Cathy Acero buy a home.

8.   All those factors helped fuel a fist fight on a flight Metcalf was working recently.

9.   All these factors could have helped tie the two parties to violence, but instead have increased their commitment to peace.

10.   But several factors still help the PRI.