janothemes

The best ever plugin for wordpress and woocommerce search, it can be use to search products Or posts Or all Posts types, 
After installing use the shortcode to make the search form, which you can use in text widget, editor or in template files to create the search form.
after setting up everyting, When you type in anything thing in search box, A list of suggestions will be showed with link to all search results at the bottom of list,
live Demo and Documentation : <a href="http://www.janothemes.com/" rel="nofollow ugc">Click Here</a>
Go to the Premium Version Demo <a href="http://www.janothemes.com/premium-version/" rel="nofollow ugc">Click here</a> or <a href="https://www.fiverr.com/brilliantcoder/give-you-jano-wp-advance-search-plugin-f1769347-4702-48d0-8bdc-a87af45ab209" rel="nofollow ugc">Buy Now</a>
features :
<ul>
<li>Show post image in search result.</li>
<li>Show price of products(woocommerce products) in search result.</li>
<li>Show woocommerce on Sale product tag in search result.</li>
<li>Show Excerpt in search result.</li>
<li>Show Categories in search result.</li>
<li>Show Tags in search result.</li>
<li>Multiple form designs.</li>
</ul>
<h3>Translators === Available Languages =* English (Default)* ducth</h3>

jano wp and woocommerce advanced search

Simple and efficient

jano wp and woocommerce advanced search is the best plugin for wordpress and woocommerce, autosuggest products and posts search,

corlax

The Advanced Search Widget is designed to be a replacement to the default search widget. now search places with advance search it work fine with category just select category with multiple level category and start searching. 
Features:- 
place widget anywhere 
easy to use 
multilevel category option 
no java script conflict with other search 
Completely integrated into default WordPress theme and search widget. 
How to use? Just upload The plugin and activate then go to plugin setting and select a option which you want to activate or not. after activate go to widget area and drag widget to sidebar where you want advance search to appear.

GeoTheme Advance Search Widget

The Advanced Search Widget is designed to be a replacement to the default search widget. now search places with advance search it work fine with categ …

jano wp and woocommerce advanced search vs GeoTheme Advance Search Widget