21.   If the efforts succeed, however, they could shake up the Hollywood establishment.

22.   I will know my effort succeeds when I see blooms.

23.   If the effort succeeds, he said, a vaccine might be used to block the spread of the virus when an outbreak occurs.

24.   If those efforts succeed, analysts said that could lift profits almost immediately.

25.   If union efforts succeed in pushing up wages, they say, some districts will probably cut back or even shut down.

26.   In a telephone interview, Fischer said he had since treated two more babies and was waiting to learn whether the effort succeeded with them as well.

27.   It remains unclear whether those efforts will succeed in raising the birthrate.

28.   Meetings between Teamsters organizers and mechanics left Doyle and the dozen other active pro-union mechanics confident the second effort would succeed.

29.   Most U.S. researchers have since said they did not believe this particular effort could have succeeded.

30.   Much is riding on whether such efforts succeed.