User-agent: Googlebot
Allow: /

User-agent: YandexBot
Allow: /

User-agent: OAI-SearchBot
Allow: /

User-agent: * 
Disallow: /cgi-bin              
Disallow: /wp-admin/            
Allow: /wp-admin/admin-ajax.php 
Disallow: /?                    
Disallow: *?s=                  
Disallow: *&s=                  
Disallow: /search               
Disallow: /author/              
Disallow: */embed$              
Disallow: */xmlrpc.php          
Disallow: *utm*=                
Disallow: *openstat=