Here are a few tips for when you search for something in Google to help you get the best results.
Definitions
What to do: Define: Technology
What you get: Definitions from multiple websites with the definitions of Technology.
Sums
What to do: 1 + 1
What you get: An answer
Exact Phrases
What to do: "Chocolate Cake"
What you get: Search results containing the exact phrase, chocolate cake.
Ranges
What to do: BleepyEvans 1993...2000
What you get: Information on BleepyEvans from 1993 to 2000.
Conversions
What to do: 23mm to cm
What you get: How many cm are in 23mm
Similar
What to do: ~computer
What you get: Words Similar to computer
Excluding
What to do: computer -monitor
What you get: Search results with computer but non with monitor and computer.
Site
What to do: BleepyEvans Site:
www.CyberTechForums.com
What you get: Search results for BleepyEvans on CyberTechForums.com
Link
What to do: Link:
www.CyberTechForums.com
What you get: Results of sites that link to CyberTechForuns.com
URL
What to do: URL:
www.Pizza.com
What you get: Finds an exact URL