User-agent: Yandex
Disallow: /work/
Disallow: /trud/
Disallow: /c_dop/
Disallow: /~nk-avon/
Disallow: /kniga/

User-agent: *
Disallow: /work/
Disallow: /trud/
Disallow: /c_dop/
Disallow: /~nk-avon/
Disallow: /kniga/