spotllight

fix-macosx.com
Fix Mac OS X Yosemite
If you're a Mac OS X user and you're using the default settings, each time you start typing in Spotlight (to open an application or search for a file on your computer), your search terms are sent to Apple and third parties.

If you’ve upgraded to Mac OS X Yosemite (10.10) and you’re using the default settings, each time you start typing in Spotlight (to open an application or search for a file on your computer), your local search terms and location are sent to Apple and third parties (including Microsoft).