Perhaps you should try some spelling variations:
intelligent surveillance » intelligence surveillance, intelligent surface
designing intelligent » learning intelligent, mining intelligent, developing intelligent
decision intelligence » vision intelligent
surveillance covert » surveillance camera, surveillance cameras, surveillance control
surveillance court » surveillance art, surveillance control, surveillance camera
surveillance over » surveillance after, surveillance avss, surveillance camera

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((( designing intelligent ((surveillance covert) OR (surveillance over)) ) OR ( designing intelligent surveillance court ))) OR ( decision intelligence ((surveillance covert) OR (surveillance over)) )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( designing intelligent ((surveillance covert) OR (surveillance over)) ) or ( designing intelligent surveillance court ))) or ( decision intelligence ((surveillance covert) OR (surveillance over)) ))".
• Adding a wildcard symbol may retrieve word variants: (((( designing intelligent ((surveillance covert) OR (surveillance over)) ) or ( designing intelligent surveillance court ))) or ( decision intelligence ((surveillance covert) OR (surveillance over)) ))*.