Findings:

Here's the stuff we found when you searched for "Auto cannons"

Grand Theft Auto
auto accident
auto-
auto
auto parts
auto racing
auto show
Panoz Auto
Grand Theft Auto 2
big three auto manufacturers
Arrested for Grand Theft Auto
Haynes Auto Repair Manuals
Detroit Auto Show
Auto Mechanics merit badge
auto repair
auto installer
Grand Theft Auto III
auto (user)
Making the Movies XIV Using Autos in the Movies
Auto exposure bracketing
Grand Theft Auto: Vice City
Grand Theft Auto: London 1969
auto body
Volo Auto Museum
Grand Theft Auto: San Andreas
Auto 9
Bajaj Auto Ltd
auto rickshaw
10mm Auto
Auto cad (user)
Advance auto (user)
Auto wrecking (user)
Auto quote (user)
Advanced auto part (user)
Auto wrecker (user)
Auto zone (user)
Auto grand theft (user)
Auto recall (user)
Auto oreilly part (user)
Auto tune up (user)
Auto used (user)
Advance auto part (user)
Auto towing (user)
Auto part store (user)
Auto detailing (user)
Auto body shop (user)
Napa auto part (user)
Auto repair (user)
Advance Auto Parts
Auto salvage (user)
Auto dealer (user)
Auto glass (user)
Auto inspection (user)
Auto trader (user)
Auto paint (user)
An Auto de Fe
Canadian Auto Workers
the end of the beginning, and my heart is set on full auto
Auto Shoot counter strike
afghan auto limited (user)
Grand Theft Auto IV
auto 12345 (user)
grand theft auto sandreas cheats
auto supply
Grand Theft Auto Advance
Grand Theft Auto: Liberty City Stories
Grand Theft Auto: Vice City Stories
Grand Theft Auto series
United Auto Workers
Auto Erotic Assimilation
cannon fodder
Cannon
loose cannon
ion cannon
Snub Cannon
Cannon bone
Cannoned
spud cannon
Flak Cannon
Particle Projectile Cannon
Zander Cannon
cannon fuse
Potomac Cannons
tennis ball cannon
Canon, Cannon, Cannula, Cane
Heavy Nerf Cannon
Cannon Falls, Minnesota
Smoke ring cannon
The Cannon Song
Tau Cannon
Cannon Fodder 2
Annie Jump Cannon
Potato Cannon
pneumatic potato cannon
shock cannon
Cannon and Ball
The Horse Cannons
Calgary Cannons
Bushmaster III 35mm Cannon
Golf-ball cannon
Tsar Cannon
M65 Atomic Cannon
Cannon Spike
cannon (user)
Big Bang Cannon
Edward Cannon
Mauser BK 27 Aircraft Cannon
Air cannon
megaphaser cannon
Dyan Cannon
From the Earth to the Moon: 8: History of the Cannon
methanol cannon
packet cannon
To Kill Yourself with a Cannonball
Tsar Cannon
Newton's Cannon
The Cannon of Jesus
Glass cannon

If you Log in you could create a "Auto cannons" node. If you don't already have an account, you can register here.