11.   Because party discipline is enforced as it is not in the U.S. Congress, all legislation proposed by the government ordinarily gets through.

12.   Beyond their control over legislation, the leaders have an impressive arsenal of powers to enforce discipline.

13.   But he could still win enough votes for confirmation Monday, especially if the vote is taken by secret ballot, which would make party discipline hard to enforce.

14.   But he was unable to enforce the discipline needed to pull it off.

15.   But in a meeting split on generational lines, several members expressed their frustration with the inability of top leaders to enforce party discipline in the Senate.

16.   But that was a different era when he had a Republican president to help enforce discipline.

17.   But Wednesday, he was just trying to adjust to life in his new surroundings, especially all those rules intended to enforce discipline.

18.   Discipline is ruthlessly enforced.

19.   Discipline was enforced by the teachers, who were responsible for educating all students in all subjects in grades one through eight.

20.   Discipline was strictly enforced by teachers and principals.