User-agent: Googlebot
Disallow:

User-agent: Googlebot-image
Disallow:

User-agent: Mediapartners-Google
Disallow:

User-agent: AdsBot-Google
Disallow:

User-agent: AdsBot-Google-Mobile
Disallow:

User-agent: AdIdxBot
Disallow:

User-agent: *
Disallow: /