WordPress Sphinx Search Plugin allows to use Sphinx Search Server power to enable ultra-fast and feature-rich search on WordPress-based websites.
Sphinx Search is a plugin that uses the Search API plugin and Sphinx as a backend for searching. It searches comments, posts, and pages and also allow
Adds Sphinx integration to WordPress' search capability.
Visitors Voice Site Search Analytics shows what your visitors expect from your content. And how to improve it. Let data drive your work.
Homepage: http://itlessons.info Link to related content to help your readers. Search related content with Sphinx. Very fast, lightweight and flexible
Improve WP Query performance using Sphinx.
Use sphinx search to search content and provide related posts.