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Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php 
Crawl-delay: 15 
Sitemap: https://www.rrdigitalsutra.com/sitemap_index.xml 
sitemap: https://www.rrdigitalsutra.com/post-sitemap.xml 
sitemap: https://www.rrdigitalsutra.com/page-sitemap.xml