https://athemeart.com/downloads/advanced-product-search-for-woo/

Advanced Product search for woocommerce – powerful live search plugin for WooCommerce.You just got to install and simply begin typewriting and you’ll instantly see the product list that you simply search.It creates a simple search box that shows you instant search results, by suggesting you product from your WooCommerce store that match your search out criteria.No coding for knowledge needed for making any search kind for your product search.