It’s a fact that good search functionality means a more usable website, which means more time people spend on your website, which then means more conversions. Native WordPress search functionality, although constantly improving, has never been up to the task. Here are 8 Great WordPress Search Plugins to improve search results.

Ajaxy Live Search

A facebook like ajaxy live search for wordpress, this plugin uses the same functionality as facebook to retrieve the results from your blog.

Relevanssi

Relevanssi replaces the default search with a partial-match search that sorts results by relevance. It also indexes comments and shortcode content.

Ajax Search Pro

Ajax Search Pro is a powerful ajax search engine designed for WordPress. It’s flexibility and customisability will give your visitors what they want. In a few steps you can design your own, responsive search engine.

WordPress Instant Search and Suggest

Add Google style instant search and search suggest to your WordPress powered site. This plugin will begin displaying search results as soon as your site visitor starts typing into the search box.

Dave’s WordPress Live Search

Adds “live search” functionality to your WordPress site. Uses the built-in search and jQuery.

Highlight Search Terms

Very lightweight jQuery script that wraps search terms in an HTML5 mark tag when referer is a search engine or within wp search results.

Search Everything

Increases WordPress’ default search functionality in three easy steps.

Search Meter

Search Meter tracks what your readers are searching for on your blog. View full details of recent searches or stats for the last day, week or month.