Findings:
- Marathon
- Quintara Marathon
- Boston Marathon
- Marathon Infinity
- New York City Marathon
- Marine Corps Marathon
- Marathon 2: Durandal
- Marathon 2 Final Screen
- Marathon: Aleph One
- Marathon Monks
- Cincinnati Flying Pig Marathon
- Covered Bridges Half Marathon
- Los Angeles Marathon
- Washington, D.C. Marathon
- Grandma's Marathon
- Comrades marathon
- Battle of Marathon
- Lego Marathon: a drinking game
- UCLA Marathon Reading
- U.E.S.C. Marathon
- CWRU Sci Fi Marathon
- Running a marathon
- London Marathon
- Dance marathon
- Snickers Marathon
- Marathon of Hope
- Save us from the horror of dull dead trees: a marathon E2 Quest
- Famous people who can run a marathon
- A Marathon E2 Writing Quest (document)
- Marathon Man
- Mystic Marathon
- Chicago Marathon
- Presque Isle Half Marathon
- Seattle Marathon
- Checker Marathon
- Edinburgh Marathon
- The Illuminatus! Trilogy
- New Jersey Trilogy
- trilogy
- the Ants Trilogy
- Schrödinger's Cat trilogy
- Gormenghast Trilogy
- The Tripods Trilogy
- The Harper Hall Trilogy
- The Star Wars Trilogy
- Indiana Jones Trilogy
- The Deptford Trilogy
- The Brentford Trilogy
- The Armageddon Trilogy
- Mars Trilogy
- Wurlitzer Trilogy
- The Godhead Trilogy
- Dark Elf Trilogy
- Ram Trilogy
- Etienne Trilogy
- Torch Song Trilogy
- The Finder's Stone Trilogy
- Crumar Trilogy
- Soul Blazer Trilogy
- The Christ Clone Trilogy
- Gaean Trilogy
- The Godfather trilogy
- New York Trilogy
- The Alienation trilogy
- New Jersey Trilogy Boxed Set Box
- The Darksword Trilogy
- Sewer, Gas, & Electric: The Public Works Trilogy
- Parallels in the two Star Wars trilogies
- Back to the Future Trilogy
- Samurai Trilogy
- trilogy (user)
- The Secrets of the Back to the Future Trilogy
- Word and Void Trilogy
- Border Trilogy
- Sabriel Trilogy
- The Steampunk Trilogy
- Black Jewels Trilogy
- Empire of Dreams: The Story of the Star Wars Trilogy
- An American Trilogy
- Bridge Trilogy
- Liveship Traders trilogy
- The Hunger Games Trilogy
- The Blademourner Trilogy - A Five Part Saga in Seven Acts.
- The Cornetto Trilogy
- The Hobbit Cinematic Trilogy
- The Dark Star Trilogy
- The Broken Empire Trilogy
- The Red Queen's War Trilogy
- The Imperial Radch Trilogy
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