Use the Firefox search bar to search Google UK with "the web" selected. This performs a worldwide Google UK search which generally returns the best results. This search plugin also provides suggested search queries from Google Suggest.
If you think this add-on violates Mozilla's add-on policies or has security or privacy issues, please report these issues to Mozilla using this form.
Please don't use this form to report bugs or request add-on features; this report will be sent to Mozilla and not to the add-on developer.