'Child marriage' usually refers to two separate social phenomena which are practiced in some societies.

It is not to be confused with the separate phenomenon of red shift.

The association is a separate phenomenon from your normal New York book party.

It's only recently been identified as a separate phenomenon.

Bubble talk now tends to deal with two related but separate phenomena.

To the inhabitants of the world below, the two scourges were separate phenomena.

For the purposes of this article the two are separate phenomena with the following characteristics:

But postmaternal matrophobia should be seen as a separate phenomenon.

This book also introduced the topic of organizational cultures as a separate and different phenomenon.

Linking these two apparently separate phenomena is the concept of steerability.