Sentence examples similar to calls cannot be traced from inspiring English sources

In Hong Kong, about one on 12 cases cannot be traced to a known SARS patient.

It relies on software provided by a group called Global Leaks that is partially based on Tor encryption technology, and promises that uploaded information cannot be traced back to its source, even by participants in the alliance.

The connections to the top poligarch himself cannot be traced, but can be strongly inferred.

And this week's steep fall, he said, cannot be traced to anything it is doing wrong.

The tower wet with widows' tears,The lion weltered in cold lairs               Cannot be traced.

Many of the witnesses cited in the initial police report cannot be traced.

This would mean that search histories cannot be traced to any specific computer.

"Its precise route cannot be traced, its circumstances cannot be recovered … One glimpses him out of dusty bus windows: a ragged man walking alone down a road".

Some companies have promised to keep data confidential, or to obscure it so it cannot be traced back to individuals.

Security agencies are concerned the service poses a risk because emails sent using the device cannot be traced or intercepted.

This system lets you send completely anonymous text messages that cannot be traced to your cell phone.