Source http://ask.metafilter.com/181167/Google-is-driving-me-nuts

Download annoyinggoogle.xml, extract and save this file to ~/.mozilla/firefox/yourprofile/searchplugins/ in Linux or “’%PROGRAM_FILES%\Mozilla Firefox\searchplugins’” or “’%APPDATA%\Mozilla\Firefox\Profiles\XXXXXXXX.default\searchplugins’”  in Windows and restart Firefox.

[xml]

<SearchPlugin xmlns=&#8221;http://www.mozilla.org/2006/browser/search/&#8221;>

<ShortName>G00gle</ShortName>

<Description>Non Crappy Google Search</Description>

<InputEncoding>UTF-8</InputEncoding>

<Image width=&#8221;16&#8243; height=&#8221;16&#8243;>data:image/jpg;base64,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</Image>

<Url type=&#8221;application/x-suggestions+json&#8221; method=&#8221;GET&#8221; template=&#8221;http://suggestqueries.google.com/complete/search?output=firefox&client=firefox&hl={moz:locale}&q={searchTerms}&#8221;/>

<Url type=&#8221;text/html&#8221; method=&#8221;GET&#8221; template=&#8221;http://www.google.com/search&#8221;>

<Param name=&#8221;q&#8221; value=&#8221;allinanchor:{searchTerms}%20OR%20allintext:{searchTerms}%20OR%20allinurl ={searchTerms}%20OR%20allintitle ={searchTerms}&#8221;/>

<Param name=&#8221;ie&#8221; value=&#8221;utf-8&#8243;/>

<Param name=&#8221;oe&#8221; value=&#8221;utf-8&#8243;/>

<Param name=&#8221;aq&#8221; value=&#8221;t&#8221;/>

<!&#8211; Dynamic parameters &#8211;>

<Param name=&#8221;rls&#8221; value=&#8221;{moz:distributionID}:{moz:locale}:{moz:official}&#8221;/>

<MozParam name=&#8221;client&#8221; condition=&#8221;defaultEngine&#8221; trueValue=&#8221;firefox-a&#8221; falseValue=&#8221;firefox&#8221;/>

</Url>

<SearchForm>http://www.google.com/</SearchForm>

</SearchPlugin>[/xml]

Or you can add &nfpr=1 to the address bar of your search query. Example: https://www.google.com/search?q=term1+term2+term3**&nfpr=1** . Apparently, it removes links from the search results that Google think are good but that could possibly not contain any of your keywords.

Via http://ask.metafilter.com/181167/Google-is-driving-me-nuts