User-agent: *

Disallow: /wp-admin/
Disallow: /but-danh/
Disallow: /attachment/
Disallow: /img/
Disallow: /tag/
Disallow: /feed
Disallow: /comments/feed
Disallow: /*/trackback
Disallow: /?s=*
Disallow: *?link=
Disallow: *?ngay=
Disallow: /*?utm_source
Disallow: /*&utm_source

User-agent: facebookexternalhit
Allow: /

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