Findings:

• 40 Watt (user)
• Top 40
• AS/400
• Atari 400/800
• OS/400
• 40
• -40 C
• 40 acres and a mule
• 40 oz. to freedom
• 40 lashes with a wet noodle
• Genesis 40
• Exodus 40
• Eskimos do NOT have 40 words for snow
• Job 40
• Isaiah 40
• Jeremiah 40
• Ezekiel 40
• XFree86 4.0
• -40 Celsius
• Psalm 40
• Microsoft Personal web server 4.0
• old chestnut: horseman and 40 mile army
• Answer: horseman and 40 mile army
• Moby Dick - Chapter 40
• The Golden Sayings of Epictetus, 40
• The Antichrist: Chapter 40
• Weekly Top 40
• OS/400: Quick & Easy spool file to physical file
• Pride and Prejudice - Chapter 40
• Tipping a 40 for Boom-Boom
• 40 Hex
• RPG/400
• Women who can drop a Llama at 40 paces
• Falcon 4.0
• 40 party
• JLA #40
• Life begins at 40
• The 400 Blows
• The Gallic Wars Book 1 Chapter 40
• $400 off is a sucker bet
• No human artists have appeared in the Top 40 music chart for the past 5 years
• Top 40 Music Is Rotting My Brain
• Sense and Sensibility - Chapter 40
• The Transformers #40
• 5/40
• Birds still sing at 4:00 AM
• Astrophil and Stella: Sonnet 40
• Classical Mythology: Table 40
• .400 batting average
• Constitution of Ireland Article 40
• 40 disciples, 40 blood tests
• Federalist #40
• Emma - Chapter 40
• US Highway 40
• 40 Days and 40 Nights
• Black Beauty Chapter 40
• Mansfield Park - Chapter 40
• Nobuo Fujita's 400 year old Samurai sword
• Maschinenpistole 40
• $40 billion buys a lot of cell phones
• Americans have more than 40 words for boobies
• Farr 40
• Mencius VIIa: 40
• 400 meter dash
• 40 Hour Famine
• Philosophische Untersuchungen 40
• Opus 40
• Interstate 40
• 40 oz. and a mule
• .40 Smith & Wesson Automatic
• Dewey Decimal System: 400
• Class 40
• VS Knight Lamune & 40 Fire
• Unicode 4.0
• Chopin Polonaise: Opus 40 no.1 & 2
• 40 Miles from Denver
• Rt. 40 in Ocala National Forest
• 40 Mile Loop
• Joint Resolution 40
• 400 Blows
• Die Hard 4.0: Live Free or Die Hard
• 40 Albums That Should've Been Hits: 1971
• The 40 Year Old Virgin
• Rover 400
• MP 40
• 400 B.C.
• Chicken with 40 cloves of garlic
• HTML 4.0
• gabbers 40 (user)
• Project Euler Guide: Problem 40
• 40 years together
• MSN
• MSN Messenger
• MSN Explorer
• MSN Chat
• MSN blocks non-Microsoft browsers
• Reserved names on MSN
• MSN 8
• msn (user)
• MSN Search
• MSN Gaming Zone
• Rebate
• computer rebates

If you Log in you could create a "MSN $400 rebate" node. If you don't already have an account, you can register here.