How to show number results found for search query in my site?

How to show number results found for search query in my site?
http://search.yahoo.com/search;_ylt=A0geutkDOWxLDoUBfbVXNyoA?p=site:mixx.com+linkdomain:cnet.com

 

<?php

preg_match("/<strong id=\"resultCount\">([0-9,]*)<\/strong> results for<\/span>/", file_get_contents("http://uk.search.yahoo.com/search?p=site:mixx.com+linkdomain:cnet.com"), $matches);

echo $matches[1]." Results";

?>

PHP:

 

thanks for replay.
How to add Yahoo API code to this code?

 

Im not familiar with the Yahoo API, but here is a more clear version of the code I posted.

<?php

$query = "site:mixx.com+linkdomain:cnet.com";

preg_match("/<strong id=\"resultCount\">([0-9,]*)<\/strong> results for<\/span>/", file_get_contents("http://uk.search.yahoo.com/search?p=".$query), $matches);

$numberofresults = $matches[1];

echo $numberofresults;
?>

PHP:

 

Please help me How to add Yahoo API code to this code?

<?php

$query = "site:mixx.com+linkdomain:cnet.com";

preg_match("/<strong id=\"resultCount\">([0-9,]*)<\/strong> results for<\/span>/", file_get_contents("http://uk.search.yahoo.com/search?p=".$query), $matches);

$numberofresults = $matches[1];

echo $numberofresults;
?>

Code (markup):

 

How to replace cnet.com with <? echo $website; ?>