User-agent: *
Disallow: /

User-agent: Yandex
Disallow: /admin/
Disallow: /cgi-bin/
Disallow: /*.php?*action=buy_now
Disallow: /product_reviews_write.php
Disallow: /fewer.php
Disallow: /advanced_search_result.php?*
Disallow: /index.php?currencies=*
Allow: /