21.   A bustling civil society operates without fear, and unions are regaining influence.

22.   Across the country, some states grant exemptions to religious academies or boarding homes, while others allow day care centers run by religious groups to operate without licenses.

23.   Airline officials were full of nervous optimism on Thursday that they could operate without major delays.

24.   Airlines always operate without much of a financial cushion because of their high fixed costs.

25.   All its major powers have anti-tank helicopters, some equipped to operate without base support.

26.   Built to focus on their assigned task, these systems are designed to operate without rest and always with utmost precision, Ms. Carter said.

27.   Burden returned the city business license for the shop, but Howard has continued to operate without it.

28.   But as of the end of the first business day of the year, financial markets operated without a hitch, as did most other businesses.

29.   But Bowden should be used to operating without much sleep.

30.   But by Sunday evening, Harden still found himself operating without synchronicity.