Mofect On-Site Search is an On-Site Search plugin for WordPress, WooCommerce and Easy Digital Downloads. It offers an enhanced internal site search bar with Ajax Live Search, the search result will be shown quickly while typing the keyword. Not only this but also the keywords can be tracked in the backend to let you know what your site visitors actually look for, it’s helpful for knowing the direction of the content building.

Demo: https://codecanyon.net/item/mofect-onsite-search-for-wordpress/22255519