google的一些搜索服务

• Google Apple Macintosh Search
  searches the main
  http://www.apple.com
  domain and other Apple-related sites.
• Google Blog Search
  searches blogs and blog postings.
• Google Book Search
  searches the full text of hundreds of thousands of fiction and non-fiction
  books.
• Google BSD UNIX Search
  searches a variety of sites that specialize in the BSD version of the UNIX
  operating system.
• Google Groups
  searches the UseNet archives for relevant articles and postings.
• Google Linux Search
  searches a variety of Linux-related sites.
• Google Microsoft Search
  searches the main
  http://www.microsoft.com
  domain and other Microsoft-related sites.
• Google News
  searches a variety of news sites for up-to-the-minute news headlines—as
  well as historical newspaper archives dating back two centuries.
• Google Scholar
  searches a database of scholarly journals, articles, papers, theses, and books,
  as well as select university and research libraries.
• Google U.S. Government Search
  searches a variety of U.S. government websites—which makes it the best
  place to search for official government forms, information, reports, and the
  like.
• Google University Search
  searches a database of more than 600 university websites—great for finding
  course schedules, admission information, and the like.