newsupernova/vendor/magento/module-advanced-search/etc/config.xml

<?xml version="1.0"?>
<!--
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
-->
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Store:etc/config.xsd">
    <default>
        <catalog>
            <search>
                <search_suggestion_enabled>1</search_suggestion_enabled>
                <search_suggestion_count>2</search_suggestion_count>
                <search_suggestion_count_results_enabled>0</search_suggestion_count_results_enabled>
                <search_recommendations_enabled>1</search_recommendations_enabled>
                <search_recommendations_count>5</search_recommendations_count>
                <search_recommendations_count_results_enabled>0</search_recommendations_count_results_enabled>
            </search>
        </catalog>
    </default>
</config>