Findings:

• the Association of Pet Dog Trainers
• The Lady with the Pet Dog
• K dogg (user)
• Grass Dog (user)
• Dogs
• hot dog
• Black Dog Games
• Mad Dog Vachon
• 2 Stupid Dogs
• Wag the Dog
• Reservoir Dogs
• Dog, the other white meat
• dead dog
• Man Bites Dog
• Yellow Dog Linux
• Snoop Dogg
• dog
• The Bonzo Dog Band
• Dog Heaven
• Dog Show!
• dog's breakfast
• I wanna be your dog
• dog park
• That Dog
• Triumph, the insult comic dog
• A Boy and His Dog
• wiener dog
• Weederman, the wonder dog
• Dog Pound
• dog whistle
• Black Dog
• guard dog
• Bagel Dogs
• hair of the dog
• See a man about a dog
• dog's bollocks
• Westminster Dog Show
• Dogs of War
• The quick brown fox jumps over the lazy dog
• Essex Dogs
• Curtail dog
• Dog bee
• Dog day
• Dog days
• Dog fancier
• Dogged
• Dog Star
• Sea dog
• Spitz dog
• Water dog
• The Truth About Cats and Dogs
• Davey Dog (user)
• Cats and dogs living together
• Cats and dogs
• Temple of the Dog
• prairie dog
• Noises made by dogs in different languages
• dog slow
• dog and pony show
• The Two Dogs
• Yellow Dog Republican
• yellow dog contract
• slinky dog
• Mad Dog
• The Brazier and His Dog
• The Dog and the Cook
• The Dog and the Oyster
• The Dogs and the Hides
• The Shepherd and the Dog
• The Man, the Horse, the Ox, and the Dog
• The Dog's House
• The Dog, the Cock, and the Fox
• The Dogs and the Fox
• tofu dog
• Hair of the dog that bit you
• Colorado Minty Dog
• boonie dogs
• Salty Dog
• Top Dog
• You can't teach an old dog new tricks
• salty dog rag
• The old dog
• Dog sees Ada
• The dog ate my homework
• dog shit
• Foot-long hot dog
• How do you know a dog wants to smooch?
• old chestnut: Lisa's dog
• answer: Lisa's dog
• Computerized replacement dog brain
• How do police train dogs to find hidden drugs?
• Poi Dog Pondering
• On the Internet, nobody knows you're a dog
• Dog hair
• Dog Eat Dog
• Dogs in Space
• Waking up with a dog breathing into your face
• We named the dog Indiana
• vegetarian dog food
• boy, girl and dog paradox
• Ghost Dog and the ice cream man
• Sauce au Chien (Caribbean "Dog Sauce")
• The Story of the Second Old Man and the Black Dogs
• Hark! Hark! The Dogs Do Bark
• screwing the dog
• Giving Your Cat a Pill (and your little dog, too!)
• To say nothing of the dog
• Teaching your dog not to jump on people
• The Angriest Dog in the World
• dog knot
• dog knot legend
• Really Good Dog Treats
• Normal Values for Vital Signs in the dog, cat, and ferret
• whistle dog
• that's not my wee dog
• Teaching your dog to bark less incessantly
• Teaching your dog to bark more incessantly
• dog tired
• Stray Dog
• What to do if a big dog attacks you
• How to tell when your dog just wants to be friends
• Sea Dogs
• Why cats are better than dogs
• Ways to Prevent Dog Bites
• Dog soup
• Dog Man Star
• The Happiest Dogs
• Spit the Dog
• Groove Dog
• Three Dog Night
• The erotic tales of 'old McMurty': that weird kid's favourite dead dog
• Leo The Road Rage Dog
• going to the dogs
• horn dog
• The Dog House
• Dogs are for wimps who don't have the guts to bite people themselves
• You need a license to have a dog, but any idiot can have a child
• Big Dogs In Pink Mumus Take Turns With Silly Sisters Of Ferrets, K?
• Dental Disease in Dogs
• Working dog
• Lost Dogs
• Dogs that have owned me
• Exploding Dog
• Ken Dodd's Dad's Dog's Dead
• Gay Pet Literature
• Yves Jumbo Veggie Dogs
• Nate Dogg
• Diamond Dogs
• Adopting a dog from the Humane Society
• Dog on Wheels
• The reason dogs have cleaner mouths than us
• Battersea Dogs Home
• Ghost Dog: The Way of the Samurai
• Hummus Dog

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