Findings:

• hoop
• hula hoop
• hoops
• Hula hoops are round, they're staying round, and they'll be around forever
• hoop conjecture
• hoop snake
• Hoop Dreams
• Cocker Hoop
• Stroker and Hoop
• I lived and I died, and the cats are still jumping through hoops
• Hula hoops
• Hoop and stick
• hoop house
• Iron Maiden
• big iron
• waffle iron
• Iron Man
• Iron Duke
• Jeremy Irons
• Five Iron Frenzy
• Iron Age
• The Iron Giant
• Tetsuo: The Iron Man
• Iron
• My Iron Lung
• Iron Chef
• Claws of iron shall rend the Ungodly
• The Man in the Iron Mask
• iron fist
• Bar iron
• Barking irons
• Branding iron
• Brand iron
• Bridle iron
• Cast iron
• Cramp iron
• Grozing iron
• Harping iron
• Iron works
• Spiegel iron
• Tee iron
• T iron
• Iron Bowl
• Iron Butterfly
• The Iron Librarian
• shooting iron
• Iron Vic
• Iron Monkey
• Power Man and Iron Fist
• soldering iron
• iron box
• rusty iron
• tired iron
• Tire Iron
• Surah 57 Iron
• The Soldering Iron of Justice
• hanger iron
• Iron Horse
• Iron Working
• Iron Mouse
• Iron Ring
• Iron Maiden Fan Club
• Iron Chef Everything
• heavy iron
• iron oxide
• Iron Chef Restaurants
• Iron and Silk
• alpha iron
• Iron John
• Vegan Iron
• strike while the iron is hot
• Big Iron and Lightning Lines - Babbage, Morse & Co. (1797- 1847)
• Iron Goddess of Mercy
• iron lung
• Iron City Beer
• The Iron Lady
• Iron Grilled Cheese
• Iron Law of Oligarchy
• iron (user)
• in irons
• long iron
• short iron
• iron deficiency
• mulling iron
• The Iron Dream
• Iron Curtain
• black iron railings
• pig iron
• The Iron Heel
• The Turner Diaries and The Iron Heel
• Iron Dragon
• Nickel-iron battery
• Extracting Iron from haematite
• Iron Range
• Pumping Iron
• iron overload
• iron ore
• Mesabi Iron Range
• Hammersley Iron
• Quran and The Two Codes in Iron
• Iron Hills
• Iron Sheik
• Iron Eagle
• Iron Chef battles
• Like a Velvet Glove Cast in Iron
• wrought iron
• The Grades of the Iron Cross
• iron bridge
• Iron Gate
• heme iron
• banded iron formation
• The Iron Ring
• Iron Will
• Iron Chef USA
• The girl who climbs iron stairs to the heavens
• Big Iron Penis Shrine
• Seasoning a cast iron pan
• The Iron Stove
• Iron Bands of Bilarro
• Iron Flask
• Iron skillet
• One minute, let me iron my shoelaces
• iron kitten690 (user)
• The Man Felt an Iron Hand Grasp Him by the Hair, at the Nape. Not One Hand, a Hundred Hands Seized Him, Each by the Hair, and Tore Him Head to Foot, the Way You Tear Up a Sheet of Paper, Into Hundreds of Little Pieces
• Industrial production of iron
• The flaming steam iron
• Iron S'mores
• Pizzelle Iron
• Compasses surrounded by iron filings
• Iron Chef Roach (user)
• Iron triangle
• Iron Warriors
• iron sights
• iron pillar
• Cast iron skillet
• Iron and Wine
• like iron shredding velvet
• Iron Knuckle
• Iron Wolf
• Iron cross
• Hearts of Iron
• Humanity's Cross of Iron
• corrugated iron
• Iron Orchid (user)
• Twin Iron Cobra
• Iron Man: Armor Wars
• Age of Iron
• Black Iron Prison
• Hegemonia: Legions of Iron
• Ironing on a T-shirt transfer
• Iron Chef America: Battle of the Masters
• The Iron Plague
• Iron Council
• Winston Churchill's Iron Curtain Speech
• cranse iron
• Iron Eyes Cody
• Iron Felix
• Iron Ox
• Triple sugar iron agar
• 4-iron
• 9-iron
• 8-iron
• toasting iron
• iron deficiency anemia
• John 'Iron Mad' Wilkinson
• Iron Sunrise
• Cross of Iron
• Lofting iron
• The Iron Wall: Israel and the Arab World
• iron juice box2 (user)
• Iron Maiden (user)

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