In Yosemite, all Safari web searches are sent to not only the search engine you've selected (e.g., Google, DuckDuckGo), but also to Apple, even if you've disabled all use of Spotlight Suggestions and sharing of Usage and Diagnostics data. https://github.com/fix-macosx/yosemite-phone-home - Gist is a simple way to share snippets of text and code with others.