Google guide

(A printable PDF version is available.)
Basic Examples
This Search		Finds Pages Containing...
biking Italy		the words biking and Italy
recycle steel OR iron		information on recycling steel or recycling iron
"I have a dream"		the exact phrase I have a dream
salsa –dance		the word salsa but NOT the word dance
Louis +I France		information about Louis the First (I), weeding out other kings of France
castle ~glossary		glossaries about castles, as well as dictonaries, lists of terms, terminology, etc.
fortune-telling		all forms of the term, whether spelled as a single word, a phrase, or hyphenated
define:imbroglio		definitions of the word imbroglio from the Web

Calculator
Operators		Meaning		Type Into Search Box (& Results)
+ – * /		basic arithmetic		12 + 34 - 56 * 7 / 8
% of		percentage of		45% of 39
^ or **		raise to a power		2^5 or 2**5
old units in new units		convert units		300 Euros in USD, 130 lbs in kg, or 31 in hex

Restrict Search
Operators		Meaning		Type Into Search Box (& Results)
city1 city2		Book flights.		sfo bos (Book flights from San Francisco (SFO) to Boston (BOS).)
site:		Search only one website or domain.		Halloween site:www.census.gov (Search for information on Halloween gathered by the US Census Bureau.)
[#]..[#]		Search within a range of numbers.		Dave Barry pirate 2002..2006 (Search for Dave Barry articles mentioning pirates written in these years.)
filetype: (or ext:)		Find documents of the specified type.		Form 1098-T IRS filetype:pdf (Find the US tax form 1098-T in PDF format.)
link:		Find linked pages, i.e., show pages that point to the URL.		link:warriorlibrarian.com (Find pages that link to Warrior Librarian's website.)

Specialized Information Queries
Operators		Meaning		Type Into Search Box (& Results)
book (or books)		Search full-text of books.		book Ender's Game (Show book-related information. Note: No colon needed after book.)
define, what is, what are		Show a definition for a word or phrase.		define monopsony, what is podcast (Show a definition for the words monopsony and podcast. Note: No colon after define, what is, or what are.)
define:		Provide definitions for words, phrases, and acronyms from the Web.		define:kerning (Find definitions for kerning from the Web.)
phonebook:		Show all phonebook listings.		phonebook: Disney CA (Search for Disney's phone numbers in California - CA.)
rphonebook:		Show residential phonebook listings.		rphonebook: bill jones NY (Search for the phone number of every Bill Jones in New York State - NY.)
movie:		Find reviews and showtimes.		movie: traffic (Search for information about this movie, including reviews, showtimes, etc.)
stocks:		Given ticker symbols, show stock information		stocks: goog (Find Google's current stock price.)
weather		Given a location (US zip code or city), show the weather		weather Seattle WA, weather 81612 (Show the current weather and forecast. Note: No colon after weather.)

Alternative Query Types