'These guys certainly like marching over well-trodden ground, don't they?'

Given all the excitement, it is also not surprising that this area has been well-trodden ground for science writers.

Indeed, the best part of this section, which covers a lot of well-trodden ground, is the struggle within the Islamic world.

She laughed: this was obviously well-trodden ground.

This is well-trodden ground that has received better coverage in several recent books.

Where once there had been well-trodden ground, now there was complete and utter nothing.

Mr. Gates has been written about as much as any contemporary figure, and Mr. Rivlin covers some well-trodden ground.

But he forced his feet to move one step at a time across the well-trodden ground among the horses.

When the National Gallery show arrives at imperial China, it is on well-trodden ground.

And yes, their discussions of the issues at stake in campaign 2008, including racial politics, the Iraq war and a dangerously faltering economy, retrace well-trodden ground.