In 1991 and 1992 it was frequently used to open the set.

Many boys are frequently used by the police without getting paid.

Schools frequently use some of the activities and resources it has to offer.

Black is frequently used as a color of power, law and authority.

As a result, they were not used frequently, except when absolutely needed.

The term has been used frequently, though, during the last 100 years.

However the name is used more frequently in respect to the town.

While frequently used in the first half of the 20th century, its use today is rare.

The song has been used frequently in music video games.

Staff members frequently use the book in preparing the paper, he said.

Extrawurst is also a frequently used German expression of disapproval relating to someone wanting special treatment.

In modern usage, the Arabic numerals are the most common set of symbols, and the most frequently used form of these digits is the Western style.

In modern English, the most frequently used forms are Nauplia and Navplion.

A 'telling-off', be it at maximum decibels, or in a quiet but cutting tone of voice, is probably the most frequently used form of sanction.

The most frequently used forms of volume-limited mechanical ventilation are IMV and CMV.

Green Kryptonite is the most abundant and most frequently used form of kryptonite.

At that time (1978) there was a frequently used appeal procedure against arbitration awards.

Bulletins, notices that are displayed when a conference is entered with no responses allowed, are another less frequently used form of communication.

But coinage has, until recently, been the most common and frequently used form of money because it is so convenient, portable and durable.

Karel Čapek introduced and made popular the frequently used international word robot, which first appeared in his play R.U.R. (Rossum's Universal Robots) in 1920.