21.   How can I tighten those screws?

22.   Indeed, America wants to tighten the screws.

23.   It will turn on who can keep the screws tightened longer, and history leaves no doubt on that score.

24.   Last season, the screws were tightened further with stricter definitions of fouls.

25.   Lenders wary of mounting debt levels may also tighten the screws on new loans, further inhibiting consumer spending.

26.   Lenders wary of mounting debt levels may also tighten the screws on news loans, further inhibiting consumer spending.

27.   Now Britain, which imposes stronger restrictions on films than any other Western country, is tightening the screws still further.

28.   Removing that phrase tightened the screws on Baptists who say they pray to Jesus and look to his example before interpreting Scripture.

29.   Some critics, among them former sheriff candidates, have accused Hodgson of tightening the screws to the danger point, practically daring inmates to sue or revolt.

30.   Since then, the government has steadily tightened the screws on dissent.