woo-commercCustomizer

<!-- Woo commerce Change Cart Text ---->
USE This Plugin : WooCommerce Customizer
<!-- Woo-Commerce Change in STOCK Text--->
past in function.php
add_filter('woocommerce_get_availability', 'availability_filter_func');
function availability_filter_func($availability)
{
$availability['availability'] = str_ireplace('in stock', 'Share(s) Available', $availability['availability']);
return $availability;
}