User-agent: *
Disallow: /exchange/
Disallow: /installer/
Disallow: /logout/
Disallow: /myaccount/
Disallow: /published/wbsadmin/

User-agent: Mediapartners-Google
Disallow: /exchange/
Disallow: /installer/
Disallow: /logout/
Disallow: /myaccount/
Disallow: /published/wbsadmin/

User-agent: Yandex 
Disallow: /exchange/
Disallow: /installer/
Disallow: /logout/
Disallow: /myaccount/
Disallow: /published/wbsadmin/