WPML is a fantastic WordPress plugin that allows your content to go multilingual. The WPML Integration Extension shows SearchWP how to limit search results to the active language at the time of searching.

Download SearchWP WordPress Multilingual Integration 1.6.9 at WP Liga for Free with an active Membership. You will receive the exact same .zip file distributed by the original author* (read Terms of Use for more details) , secure and 100% virus free.