Sentence examples for Could have existed from inspiring English sources

For actualists, however, who categorically reject any such distinction, NE can mean only that all actually existing things are necessarily actual and NNE that anything that could have existed already does.

"Just think of all of the millions and millions of people who could have existed but didn't exist," he sang.

At the time that they were aware that a problem could have existed, that's when it should have happened.

"I don't know if Schmekel could have existed 15 years ago," said Sarah-Kay Lacks, 33, senior director of institutional programs at the Jewish Community Center in Manhattan.

But for this chance mention, one would never have guessed that tyranny could have existed or persisted in such a place so late or so long.

The AIDS study showed that H.I.V. infection and AIDS could have existed and remained stable in a rural area of Africa for many years.

Geological landforms spotted on the flanks of a giant Martian volcano suggest that lakes could have existed there just 210m years ago.

This type of composition was one that Evans pioneered in his later work, and no one imagined that a work so prescient could have existed before".

In "Mars Could Have Supported Life Long Ago, NASA Says," Kenneth Chang writes about scientists' belief that life could have existed on Mars three billion years ago — and might even exist today underneath the planet's surface.

It was inconceivable to Koizumi that a program like this could have existed without Kim's knowledge, especially since he was in charge of espionage operations during the years that most of the abductions occurred.

Certainly a better option could have existed.