Findings:

• David Lynch's Cow banned from Cow Parade New York
• A cow with violent gas
• Does chocolate milk come from brown cows?
• volcanic gas emission
• From the Earth to the Moon: 6: Permissive Limits of Ignorance and Belief in the United States
• Cow Of Doom (user)
• Cow
• Cow and Chicken
• Purple cow
• Cult of the Dead Cow
• How appropriate, you fight like a cow!
• cow town
• cash cow
• Mad Cow Disease
• cow orker
• cow pie
• cow tipping
• The Purple Cow
• Sacred cow
• Cow parsley
• Cow parsnip
• Cow's lungwort
• Cow tree
• Sea cow
• tiny cow (user)
• Noises made by cows in different languages
• Holy Cow
• Perfectly Spherical Cow
• Black Cow
• Falling Cows
• bob the cow (user)
• You are as dazzling as a pregnant cow attired in electrical sockets
• The parable of Ernie and Bert and the painting of the cow eating grass
• Find Many Cows
• Bob the Cow of Doom
• The Cow in Apple Time
• When that cow would walk it was like she was dancing
• cow patty
• cow bell
• Surah 2 The Cow
• Why is a pregnant cow like Monaghan?
• Ant cow
• Why fucking cows is a bad idea
• cow level
• Fencing with a cow
• Brown Cow
• Mrs. O'Leary's cow
• Ghost Cow
• No cow is innocent
• What's the deal with all the cows in NYC?
• Here be Cows
• cow parade
• cow racing
• Cow poke, cow pie, cow juice
• Cow of Doom's Hamster Issues
• sbyxckjwndy (user)
• Charred cow anus
• I felt a need for some excitement tonight, so I drove up and down random streets yelling "I am one with the flying cows!" at regular intervals
• regional variations in cow populations
• Laughing Cow
• Lesbian cow techniques (...or That makes a cow do what?!)
• The Cow
• Moo Cow (user)
• An Onimous Cow Herd (user)
• Click...cow...click...another cow
• The Cow (user)
• Till the cows come home
• cow manure
• The Book of the Dun Cow
• pimp cow
• Interrupting cow
• Taking over the world using cows
• The Exploding Cow
• Ted the Cow
• There are no male cows, moron
• Consumption by the Corporate Cow
• I Was A Cow
• Holstein Cow
• cow pasture
• The Purple Cow: Suite
• Why buy the cow when you can get the milk for free?
• How do cows get all their nutrients, when they only eat grass?
• Unexploded Cow
• fiberglass cow
• Protein folding errors: Alzheimer's, Mad Cow, and Cystic Fibrosis
• On Cows and Toes In a Crazy World
• Cow Chip Bingo
• Steller's Sea Cow
• Downer Cow (user)
• Baby Cow Productions
• Impatient cow
• Poor Cow
• How to milk a cow
• World's largest holstein cow
• Leather Cow Statues
• The important difference between cow and sheep brains
• Surah 2 The Cow - II
• Highland cow
• Death Rides a Pale Cow
• La vache! The strange fixation on cows by the French
• Cosmic Cow
• Alcoholic Cow
• beef is cow, pork is pig
• MaD COw (user)
• Swiss fighting cows
• Cow Manifesto
• Two cow economics
• Cow Palace
• Letting the cows out of the barn
• The Book of the Heavenly Cow
• cow and calf
• The Cow That Went Oink
• milk cow
• The Cow Who Wouldn't Come Down
• A cow delivered my baby!
• New Sacred Cow
• Sticking a cow fart to a window
• cow bricks
• How now, brown cow?
• Cow magnet
• Henry Cow
• Ameglian Major Cow
• The Smallest Cow in the World
• Holy Moly Cow
• cows of industry (user)
• Smart cow problem
• kinky cow (user)
• The Cow That Knew (user)
• Vechur cow
• drought diet for cows
• Cowgirl smells of soil
• Moo Cow
• poor cows (user)
• Cow (user)
• Cows Have Very Stupid Eyes
• magical cow (user)
• I'm looking forward to cutting out your pancreas, you fascist cow
• cow boy (user)
• moo moo the cow cow (user)
• Cow Tools
• cows (user)
• We Are The Cows
• Where's My Cow?
• cow and corn
• Cow. :) (user)
• William Shatner's Mother Dressed As A Nazi Police Officer Prostitute Who Moonlights as a Storm Trooper and is also a Transvestite Cow
• fat cow (user)
• cow girl (user)
• On having holy cows as an essential part of your musical breakfast
• You learn to shoulder them, these cow ghosts
• cow bell (node_forward)
• fraud in medicine: cow thymus guinea pig
• There are not enough cows
• Cow's thumb
• emission
• Emission Nebula
• emission spectrum
• time resolved emission spectra
• emission spectroscopy
• neutral hydrogen emission
• Positron Emission Tomography
• Field Emission Display
• nocturnal emission
• California Zero Emission Vehicles Program
• Armstrong limit
• emission line
• ITU Emissions
• Emission standard
• Thermionic emission
• Thermal emission
• Single-photon emission computed tomography
• positron emission
• Particle Induced X-Ray Emission
• emissions trading

If you Log in you could create a "limit the gas emissions from flatulent cows" node. If you don't already have an account, you can register here.