User-agent: Yandex 
Disallow: /wp-login.php
Disallow: /xmlrpc.php
Disallow: /wp-register.php
Disallow: /wp-admin/
Disallow: /wp-includes/
Disallow: /wp-content/plugins/
Disallow: /wp-content/cache/
Disallow: /wp-content/themes/
Disallow: /trackback/
Disallow: */trackback/
Disallow: /awstats/
Disallow: */email
Disallow: */print
Disallow: /cgi-bin/
Disallow: */?p=1/

User-agent: * 
Disallow: /wp-login.php
Disallow: /xmlrpc.php
Disallow: /wp-register.php
Disallow: /wp-admin/
Disallow: /wp-includes/
Disallow: /wp-content/plugins/
Disallow: /wp-content/cache/
Disallow: /wp-content/themes/
Disallow: /trackback/
Disallow: */trackback/
Disallow: /awstats/
Disallow: /cgi-bin/
Disallow: */email
Disallow: */print
Disallow: */?p=1/
Disallow: */comment-page-1
Disallow: */?s