//Thêm các quy tắc sau vào file conf.d
# Rewrites for Yoast SEO XML Sitemap
rewrite ^/sitemap_index.xml$ /index.php?sitemap=1 last;
rewrite ^/([^/]+?)-sitemap([0-9]+)?.xml$ /index.php?sitemap=$1&sitemap_n=$2 last;

//Hoặc Thêm các quy tắc mở rộng
#Yoast SEO Sitemaps
location ~ ([^/]*)sitemap(.*).x(m|s)l$ {
## this rewrites sitemap.xml to /sitemap_index.xml
rewrite ^/sitemap.xml$ /sitemap_index.xml permanent;
## this makes the XML sitemaps work
rewrite ^/([a-z]+)?-?sitemap.xsl$ /index.php?xsl=$1 last;
rewrite ^/sitemap_index.xml$ /index.php?sitemap=1 last;
rewrite ^/([^/]+?)-sitemap([0-9]+)?.xml$ /index.php?sitemap=$1&sitemap_n=$2 last;
## The following lines are optional for the premium extensions
## News SEO
rewrite ^/news-sitemap.xml$ /index.php?sitemap=wpseo_news last;
## Local SEO
rewrite ^/locations.kml$ /index.php?sitemap=wpseo_local_kml last;
rewrite ^/geo-sitemap.xml$ /index.php?sitemap=wpseo_local last;
## Video SEO
rewrite ^/video-sitemap.xsl$ /index.php?xsl=video last;
}