31.   Keep windows open, screen and secure them from forced entry.

32.   Moving swiftly to fortify flight decks, major airlines are finalizing plans to install steel bars on cockpit doors to thwart forced entry.

33.   More than a quarter of all burglary is without forced entry.

34.   Most of the buildings housing art had barred windows, reinforced doors and alarm systems to forestall a forced entry.

35.   Nor were there signs of forced entry.

36.   No signs of forced entry marked her apartment.

37.   No signs of forced entry.

38.   Police said that there were no signs of a forced entry but that the lock could have been picked.

39.   President Bush has instructed airlines to fortify cockpit doors against forced entry and to restrict cockpit access.