# Search Engine Operators

## Bing

**Bing Search Guide:** <https://www.bruceclay.com/blog/bing-google-advanced-search-operators/>

| **Example**                             | **What It Does**                                                                                                                                                                                               |
| --------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **contains**:gif                        | Keeps results focused on sites that have links to the file types that you specify                                                                                                                              |
| **ext:** docx                           | Returns only web pages with the [file extension](https://www.lifewire.com/what-is-a-file-extension-2625879) that you specify                                                                                   |
| **filetype:** pdf                       | Returns only web pages created in the file type that you specify                                                                                                                                               |
| **intitle:** 2019 **inbody:** wimbledon | Returns only web pages that contain the specified term in the metadata                                                                                                                                         |
| **ip:** 207.241.148.80                  | Finds sites that are hosted by a specific [IP address](https://www.lifewire.com/what-is-an-ip-address-2625920)                                                                                                 |
| **Language:** fr                        | Returns only web pages for a certain language (requires the [language code](http://help.bing.microsoft.com/#apex/18/en-US/10004/-1))                                                                           |
| **loc:** US                             | Returns only web pages from a specific country/region. To focus on two or more, use a logical OR to group them (requires the [country or region code](http://help.bing.microsoft.com/#apex/18/en-US/10004/-1)) |
| **prefer:** history                     | Adds emphasis to a search term or another operator to help focus the results                                                                                                                                   |
| **site:** site.com                      | Returns web pages that belong to a specific website. Also works for [TLDs](https://www.lifewire.com/top-level-domain-tld-2626029) (such as **site:edu**)                                                       |
| **feed:** Technology                    | Finds RSS or Atom feeds about the search term                                                                                                                                                                  |
| **site:** site.com **hasfeed:** world   | Finds web pages that contain an RSS or Atom feed on a website for the terms you search for                                                                                                                     |
| **url:** site.com                       | Checks whether the domain or [URL](https://www.lifewire.com/what-is-a-url-2626035) is in the Bing index                                                                                                        |

**Source:** <https://www.lifewire.com/bing-advanced-search-3482817>

## Google

**Advanced Search Page:** <https://www.google.co.uk/advanced_search>

**Linked examples:** <https://moz.com/learn/seo/search-operators>

**PDF Guide:** <http://www.googleguide.com/print/adv_op_ref.pdf>

{% hint style="info" %}
Google has a large variety of search operators. It would be advisable to download and consult the above linked PDF.
{% endhint %}

## DuckDuckGo

**Search Syntax:** <https://help.duckduckgo.com/duckduckgo-help-pages/results/syntax/>

| Example                     | Result                                                                                              |
| --------------------------- | --------------------------------------------------------------------------------------------------- |
| **cats dogs**               | Results about cats or dogs                                                                          |
| **"cats and dogs"**         | Results for exact term "cats and dogs". If no results are found, we'll try to show related results. |
| **cats -dogs**              | Fewer dogs in results                                                                               |
| **cats +dogs**              | More dogs in results                                                                                |
| **cats filetype:** pdf      | PDFs about cats. Supported file types: pdf, doc(x), xls(x), ppt(x), html                            |
| **dogs site:** example.com  | Pages about dogs from example.com                                                                   |
| **cats -site:** example.com | Pages about cats, excluding example.com                                                             |
| **intitle:** dogs           | Page title includes the word "dogs"                                                                 |
| **inurl:** cats             | Page url includes the word "cats"                                                                   |
| **!safeon**                 | Append to search to turn on Safe Search                                                             |
| **!safeoff**                | Append to search to turn off Safe Search                                                            |