Google help: cheat sheet

Operator example		Finds pages containing...
Vacation Hawaii		The wordsVacationAndHawaii.
MauiOrHawaii		Either the wordMauiOr the wordHawaii
"To each his own"		The exact phraseTo each his own
Virus-Computer		The wordVirusBut not the wordComputer
Star Wars Episode+I		This movie title, including the Roman numeralI
~Auto loan		Loan info for both the wordAutoAnd its synonyms:Truck,Car, Etc.
Define:Computer		Definitions of the wordComputerFrom around the web.
Red*Blue		The wordsRedAndBlueSeparated by exactly one word.
I'm feeling lucky		Takes you directly to first web page returned for your query.
Calculator Operators		Meaning		Type into search box
+		Addition		45 + 39
-		Subtraction		45-39
*		Multiplication		45*39
/		Division		45/39
%		Percentage		45% of 39
^		Raise to a power		2 ^ 5 (2 to the 5th power)
Advanced Operators		Meaning		What to type into search box (& Description of results)
Site:		Search only one website		Admission site: www.stanford.edu (Search Stanford Univ. Site for admissions info .)
[#]...[#]		Search within Range of numbers		DVD player $100... 150 (Search for DVD players between $100 and $150)
Date:		Search only Range of months		Olympus date: 3 (Search for OLYMPUS references within past 3 months; 6 and 12-month date-Restrict options also available)
SafeSearch:		Exclude adult-content		SafeSearch: Sex Education (Search for sex education material without returning adult sites)
Link:		Linked pages		Link: www.stanford.edu (Find pages that link to the Stanford University website .)
Info:		Info about a page		Info: www.stanford.edu (Find information about the Stanford University website .)
Related:		Related Pages		Related: www.stanford.edu (Find websites related to the Stanford University website .)
Google services		URL		Description
Google Images		Images.google.com		Find images related to your search term.
Google News		News.google.com		Read the most up-to-date news stories about your search term.
Froogle		Www.froogle.com		Find sites selling the exact product you're looking.
Google groups		Groups.google.com		Usenet discussion group archive dating back to 1981.
Google catalogs		Catalogs.google.com		Search hundreds of online catalogs.
Google Labs		Labs.google.com		Test-drive potential future Google products and services.
Blogger		Www.blogger.com		Start your own online journal (or 'blog ') with this free Self-Publishing Service.

from: http://www.google.com/help/cheatsheet.html
it seems that English is more detailed than Chinese, Chinese can not find this information.