echo woocommerce_cross_sell_display(3,3); doesn't work code example
Example: woocommerce_cross_sell_display()
remove_action( 'woocommerce_cart_collaterals', 'woocommerce_cross_sell_display' );
add_action( 'woocommerce_cart_collaterals', 'woocommerce_cross_sell_display', 15);