11.   But mutual suspicions have foiled efforts to make the union fully operational.

12.   Intelligence gaps, diplomatic snarls and bad luck foiled the efforts.

13.   Military tensions have foiled most efforts by humanitarian groups to reunite the families and allow visits to ancestral homelands.

14.   Political and military tensions have foiled most efforts by humanitarian groups to reunite the families and allow visits to ancestral homelands.

15.   Socialists said Wednesday they had foiled an effort by the president to deploy troops around the chaotic capital and regain control of security services.

16.   The rebels, using civilians as human shields, have so far foiled efforts to drive them back.

17.   Working against a common enemy, they are trying to foil American efforts to enforce U.N. trade sanctions on Iraq.

18.   An advisor to Palestinian leader Yasser Arafat accused Israeli Prime Minister Ariel Thursday of attempting to foil European efforts aimed at reducing violence in the region.

19.   The union would foil efforts by the Croatian government -- implicitly backed by the United Nations Security Council -- to preserve the territorial integrity of the country.

20.   Saeed Owairan created the best chances for the Saudis, but wayward finishing foiled his efforts.