Advance WP Query Search Filter let you search through post type, taxonomy and meta field.

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Ultimate WP Query Search Filter

Ultimate WP Query Search Filter lets you filter searches through post types, taxonomies and meta fields. Results displayed via search template or Ajax …

Ajax WP Query Search Filter

Ajax WP Query Search Filter let you search through post type, taxonomy and meta field.

THIS PLUGIN WILL NOT BE UPDATE ANYMORE, PLEASE USE MY NEW PLUGN <a href="https://wordpress.org/plugins/ultimate-wp-query-search-filter/" rel="ugc">ULTIMATE WP QUERY SEARCH QUERY</a> INSTEAD
This plugin is an upgraded version of WP_Query Search Filter with added a lot of features. In nutshell Advance WP_Query Search Filter let your user perform more precisely search by filtering the search through post type, taxonomy and meta field. Ideal for website that have multiple post types, taxonomies and meta fields, eg property website, product website etc.
Plugin Features:
<ul>
<li>Admin are free to choose whether the search go through post type, taxonomy, meta field or even all of them.</li>
<li>Multiple Search Form Supported.</li>
<li>Search form now support checkbox,radio and dropdown fields.</li>
<li>Using wp search template to disply the result.</li>
<li>Admin can define how many result per page.</li>
<li>Admin can sorting the result page by meta key and meta value.</li>
<li>Using shortcode to display the search form.</li>
</ul>
If you have any problems with current plugin, please leave a 
message on Forums Posts or goto <a href="http://9-sec.com/2013/03/advance-wp-query-search-filter/" rel="nofollow ugc">Here</a>.

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