1.   Also, his best efforts did not seem sufficient to her.

2.   Dealing with these individual and family concerns will require the best efforts of mental health professionals.

3.   Or Maybe they disapproved of or were indifferent to your best efforts.

4.   People withhold their best efforts if they see little relationship between what they do and how they are rewarded.

5.   The folks at the Discovery Channel are making the best effort at pioneering original content for the Web.

6.   The problem is that our managerial hierarchies are so badly designed as to defeat the best efforts even of psychologically insightful individuals.

7.   We put our best efforts into doing our best work for it.

8.   With all her best efforts, she was whitewashing a sepulchre.

9.   Within the classroom too teachers have to live with an active or passive resistance to their best efforts.