vary slightly

The law of different countries varies slightly on that point.

The terms again might slightly vary from one insurance company to another.

The systems, too, varied slightly from one world to another.

They vary slightly but the basic design is always the same.

Class time can vary slightly but most classes last between 70 and 76 minutes.

The rules may vary slightly but are generally very similar.

It is also important to note that these vary slightly throughout the world.

Although set at 22, this limit has varied slightly over the years.

The order varies slightly, but the philosophy is always the same.

The color patterns can vary slightly within the same species.