Below is a list of the more commonly encountered ones.

General advice on the most commonly encountered services is set out below.

Rocks are probably the most commonly encountered elements of the game.

Although widespread throughout its range in Europe, it is not commonly encountered.

It is often useful, because many commonly encountered forces are conservative.

There are five commonly encountered issues that merit particular attention.

This model is the most commonly encountered, having been produced in much greater quantities.

This is a commonly encountered form of the momentum operator, though not the most general one.

It is considered the most commonly encountered of the Wahlenbergias.

A number of different wear phenomena are also commonly encountered and presented in the literature.