How To Install Linux, nginx, MySQL, PHP (LEMP) stack on CentOS 6
https://www.digitalocean.com/community/tutorials/how-to-install-linux-nginx-mysql-php-lemp-stack-on-centos-6
How To Install Wordpress with nginx on CentOS 6
https://www.digitalocean.com/community/tutorials/how-to-install-wordpress-with-nginx-on-centos-6--2