Findings:

• Abacus World Expo
• MacWorld Expo
• Linux Expo
• LinuxWorld Conference and Expo
• expo
• Expos
• Montreal Expos
• Career Expo
• Exposé: Aberrant
• Expo 67
• Alternative Press Expo
• Anime Expo
• LINC Expo
• Expo 2001
• The "Washington Expos"
• Aichi Expo 2005
• Electronic Entertainment Expo
• Expo 86
• Penny Arcade Expo
• Communist Party of China Fashion Expo
• gaming expo
• IDG (user)
• Toast World (user)
• Hello World
• Real World
• It's the End of the World as We Know It
• New World Order
• world
• World War II
• world wide web
• World Cup
• The World of Darkness
• End of the World
• World domination
• external world
• World Series
• world music
• Sick Sad World
• Until the End of the World
• Brave New World
• Roof of the world
• PC World
• World's Fair
• 1958 Brussels World's Fair
• The true rulers of the World
• College World Series
• Around the World
• World's largest ball of twine
• World's most flexible programming language
• Third World
• Weekly World News
• The End of the World
• The most wonderful girl in the world
• World War I
• The Wonderful and Frightening World of the Fall
• World Wide Web Consortium
• Linux World
• world tour
• Spice World
• World War III
• Wayne's World
• In a world
• greatest country in the world
• The World According to Garp
• It's a small world
• The Sensual World
• Thieves World
• Taking over the world with a Tesla coil
• World peace
• World Wide Jewish Domination
• World famous in New Zealand
• Sunday All Over the World
• The World is Not Enough
• Still she cried, and still the world pursues
• wood between the worlds
• As the World Turns
• Elmo's World
• The War of the Worlds
• Women's World Cup
• Miss World
• The World
• What an artist the world is losing in me!
• immortality of the soul in a nonjudgmental world of the dead
• Super Mario World
• The edge of the world
• Women's roles during World War II
• Game World
• The Man Who Sold the World
• The imaginary world where I make up things and they are true
• the world will be remade in our image
• Old World
• To the world you're just one person
• World Saxophone Quartet
• Todd's Adventures in Slime World
• It's a Mad, Mad, Mad, Mad World
• World Wrestling Federation
• Sophie's World
• Everything: Written and Edited by The World
• I don't want the world, I just want your half
• World Party
• welcome to my world
• 1933 Chicago World's Fair
• New World
• Wide World of Sports
• "Wide World of News"
• Wide World of Entertainment
• World War
• Hard-Boiled Wonderland and the End of the World
• The funniest joke in the world
• US Policy on the Comprehensive Test Ban Treaty
• Seven Wonders of the Ancient World
• The Wubbulous World of Dr. Seuss
• Industrial Workers of the World
• Wayne's World 2
• Walt Disney World
• World Trade Center
• The Crazy World of Arthur Brown
• First World
• Second World
• world government
• Rampage World Tour
• World Trade Organization
• World's Largest Hockey Stick
• Goodbye, Cruel World
• shared world
• World Hockey Association
• My plans for total world domination through becoming a latin pop sensation
• Another Green World
• If the world were logical, men would ride sidesaddle
• To the Accuser Who Is the God of This World
• The World's Dullest Person
• World's Columbian Exposition
• World Council of Churches
• World Intellectual Property Organization
• Fourth World Music
• Around the World in 80 Days
• World Without End
• This time vote like your whole world depended on it
• This Perfect World
• Now I am become death, the destroyer of worlds
• world's tallest building
• Gazetteer of the World
• The Demon-Haunted World
• Dark World
• The world breaks everyone
• World created in your mind
• Real World Road Rules Challenge

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