Filter name: etheme_ajax_search_products_sku #
Filter to add product SKU in search Ajax results on products
Filter usage:
add_filter('etheme_ajax_search_products_sku', '__return_true');
Example:
Before ->

(product SKU is not shown)
After ->

(product SKU is shown for each product that has it)
Filter name: etheme_ajax_search_arrow #
Filter to hide arrow on each search result item
Filter usage:
add_filter('etheme_ajax_search_arrow', '__return_false');
Example:
Before ->

After ->

(arrow is not shown)
In some languages, this arrow SVG was shown as a 'true' string so this filter hides the arrow and that string is not shown.
Filter name: etheme_ajax_search_products_query #
Filter to modify search products query by own needs
Filter usage:
add_filter('etheme_ajax_search_products_query', function ($args){
$args['meta_key'] = '_price';
$args['orderby'] = 'meta_value_num';
$args['order'] = 'ASC';
return $args;
});
Example:
Before ->

After ->

( products results are sorted by price )
Filter name: etheme_ajax_search_posts_query #
Filter to customize the global search query according to your own needs
Filter usage:
add_filter('etheme_ajax_search_posts_query', function ($args){
$args[‘relevanssi’] = true;
return $args;
});