51.  This required the considerable efforts of Harry Parker III and Steven Nash.

52.  Trie, a Taiwanese immigrant known as Charlie, later spent considerable effort trying to procure a copy of the network videotape of the moment.

53.  What many taxpayers may not yet know, however, is that taking advantage of the tax breaks will involve considerable effort.

54.  While his country has expended considerable efforts to develop vaccines and medicines, at no time was it exploring biological weapons, Castro said.

55.  While not directly involved in the operations, he put considerable effort into fund-raising during his playing days.

56.  Disposable products made cleanliness possible without considerable effort or hired help.

57.  Gramm has tried to position himself as the leading conservative in the Republican field and has spent considerable effort making overtures to religious and other social conservatives.

58.  He appears to be coping, but at times with considerable effort.

59.  He said Australian defense and government authorities had put considerable effort into planning the exercise, and he gave Parliament a summary of a detailed environmental planning report.

60.  He would exert considerable effort to free himself for a pass, only to see Isaiah Rider or Kenny Anderson fling up a shot instead.