User-agent: *
Disallow: */browse/
Disallow: *.php
Disallow: /extranet/
Allow: /

User-agent: SemrushBot
Disallow: */browse/
Disallow: *.php
Crawl-delay: 10
Allow: /

User-agent: MJ12bot
Disallow: */browse/
Disallow: *.php
Crawl-delay: 10
Allow: /