11.   But rather than providing reassurance that the new Afghan police are alert, the truck attests to how easy it is to elude detection.

12.   But the right answer had eluded detection by the dozens of math teachers and thousands of students who try out each new SAT question.

13.   Hacking into the long-distance network, the intruder was connecting a computer to various dial-in sites to elude detection.

14.   He predicted that partisanship would return when people begin to question how such a vast, complicated plot eluded detection.

15.   It was just the kind of device that could have easily eluded detection by conventional X-ray scanners.

16.   Sophisticated computer users could escape surveillance with readily available encryption programs, allowing serious cyber terrorists to elude detection while the software snooped on ordinary citizens.

17.   The blood from one person eluded detection by five of the nine tests.

18.   The captured inmates also described how they strove to elude detection at the mobile home park for three weeks.

19.   The two French pilots were ordered to fly just above the treetops to elude radar detection.

20.   The X-ray pictures of the viral probe are a long-sought prize that have eluded detection hitherto.