21.   The officials said they have spotted some helicopters, and assume that others are flying low enough to evade detection.

22.   The paper said the warplane had traveled with a previously scheduled reconnaissance mission to evade detection by NATO radar and by planes enforcing a ban on flights over Bosnia.

23.   The next question on the minds of these experts is how did the hijackers evade detection when they entered the country?

24.   The software evades detection by not popping up in program files or on computer task lists.

25.   The smugglers often break up their shipments to evade detection.

26.   They say he uses impoverished families who unwittingly make it easy for him to evade detection.

27.   Amid heightened tension in the Gulf, Iran said Wednesday it was tracking the movements of U.S. Navy ships with a new unmanned aircraft that could evade radar detection.

28.   An AACT statement said the pirates used an elaborate system of lookouts and runners to evade detection for so long.

29.   But the official said smugglers use small wooden boats, called dows, and barges to evade detection.

30.   Iran said it was tracking the movements of U.S. warships in the Gulf on Wednesday with a new unmanned aircraft that can evade radar detection.