11.   The boy, Barak Bassman, was too emotionally disturbed for mainstream schools, yet he was so bright that he lashed out against the world in sheer frustration.

12.   The new separatism is born of sheer frustration.

13.   The singer said the worst part of his IRS job was ratting on fellow citizens, who often enclosed letters born of sheer frustration along with their returns.

14.   Not only that, honest and competent men resign in sheer frustration and we are all the poorer for it.

15.   Rusedski praised his opponent for his high quality serving and said he handed the racket to the ball girl out of sheer frustration.

16.   Most of them however have already gone back in sheer frustration over the ban on access.