Findings:

• Cyclic chorus
• Pancor Jackhammer
• jackhammer
• jackhammer (user)
• My Fine Feathered Friends, Chapter 4: In which the Dawn Chorus is Crude
• The Frog Chorus
• And this be the chorus
• 'Verse Chorus
• Greek Chorus
• Chorus (user)
• The Chorus
• chorus
• Functions of the Greek Chorus
• Chorus of frogs on Koh Lanta
• Rock and pop songs with kids in the chorus
• BOSS CE-1 Chorus Ensemble
• Three chords and no chorus
• A Praise Chorus
• The Chorus of Old Men in "Aegeus"
• A chorus of phones each time she calls
• Hallelujah Chorus
• A Chorus Line

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