Although the two forces were to exist concurrently, very little was done to organize the Confederate regular army.

The CS Army was established in two phases with provisional and permanent organizations, which existed concurrently.

In the Kingdom there exists concurrently excess capacity and wide-scale overcrowding of the schools.

In this fictional universe, the Culture exists concurrently with human society on Earth.

These positions existed concurrently.

Opposition to the carnal aspects of pederasty existed concurrently with the practice, both within and outside of the cultures in which it was found.

Also many species appear to have existed concurrently.

For several centuries, different plainchant styles existed concurrently.

Police and constables exist concurrently in many jurisdictions.

I-515 exists concurrently with U.S. Routes 93 and 95 along its entire length.