Perhaps you should try some spelling variations:
"designing intelligent surveillance camera" » "designing intelligent surface camera", "learning intelligent surveillance camera", "mining intelligent surveillance camera", "developing intelligent surveillance camera", "designing intelligent surveillance after"
"foreign intelligence surveillance chapter" » "design intelligence surveillance chapter", "information intelligence surveillance chapter"

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: (("foreign intelligence surveillance chapter") OR ("designing intelligent surveillance camera")).
• Removing quotes may allow a broader search: (( foreign intelligence surveillance chapter ) or ( designing intelligent surveillance camera )).
• Adding a wildcard symbol may retrieve word variants: (("foreign intelligence surveillance chapter") or ("designing intelligent surveillance camera"))*.