Her work is commonly studied in schools and university courses.

The following table lists some examples of presentations for commonly studied groups.

The interleukin-4 gene is one of the most commonly studied genes.

A commonly studied example is that of a more fuel-efficient car.

The names are justified by analogy to the more commonly studied trees and forests.

The survey found a substantially higher registration over the last five years among the less commonly studied languages.

Russian was the most commonly studied foreign language at all levels of schooling during the Soviet era.

Attitudes and small group phenomena were the most commonly studied topics in this era.

However, English is commonly studied as a second language.

Testosterone is the most commonly studied hormone involved with sexuality.