User-agent: Yandex
Disallow: /*?action=
Crawl-delay: 1
Host: reqdb.ru

User-agent: Googlebot
Disallow: /*?action=
Crawl-delay: 1
Host: reqdb.ru

User-agent: msnbot
Disallow: /*?action=
Crawl-delay: 1

User-agent: Slurp
Disallow: /*?action=
Crawl-delay: 1

User-agent: dotbot
Disallow: /

User-agent: psbot
Disallow: /

User-agent: gigabot
Disallow: /

User-agent: Twiceler
Disallow: /

User-agent: *
Disallow: /*?action=
Crawl-delay: 1