1.   But even as educators work to strengthen certification, some politicians are trying to eliminate it.

2.   Castaneda said that his government would work to strengthen financial and economic ties with Cuba.

3.   For years, Marcus has worked to strengthen economic ties to Israel.

4.   He also will work to strengthen a sore left shoulder.

5.   He then ticked off the days and weeks he had worked to strengthen banks, regulatory oversight, and legal systems in other countries.

6.   He succeeds Edward C. Luck at the helm of the organization, which works to strengthen the United Nations and the role of the United States in it.

7.   In Yitzhar, the settlers say only that they will protest, pray and work to strengthen the settlement by bringing in new families.

8.   Powell said Saturday that he would work to strengthen sagging global support for international economic sanctions imposed upon Iraq.

9.   Sanwa Bank said in a statement it was working to strengthen its business.

10.   The company is working to strengthen its relationships with its third-party sellers.