User-agent: Mediapartners-Google*
Disallow:

User-agent: *
Disallow: /skins
Disallow: /Special:Random
Disallow: /Special%3ARandom
Disallow: /Special:Search
Disallow: /Special%3ASearch
Disallow: /index.php
Disallow: /Special:
Disallow: /Special%3A

User-agent: *HTTrack 3.0x*
Disallow: /