User-agent: *
Disallow: /autocomplete/
Disallow: /bsearch/
Disallow: /cache/
Disallow: /errors/
Disallow: /highlight/
Disallow: /opensearch/
Disallow: /results/
Disallow: /rd/
Disallow: /search/
Disallow: /spell/

User-agent: panscient.com
Disallow: /directory/

User-agent: twiceler
Disallow: /directory/