User-agent: Mediapartners-Google*
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User-agent: *
Disallow: /404.html
Disallow: /submit/
Disallow: /lyricsdb/

User-agent: SearchmetricsBot
Disallow: /

User-agent: Genieo
Disallow: /

User-agent: AhrefsBot
Disallow: /

User-agent: grapeshot
Disallow: /