They first concentrated on a cappella music of the 19th and 20th century, but expanded their repertoire.

The group took its current name in 1960, when it expanded its repertoire beyond the Baroque period for the first time.

"We do a lot to expand kids' verbal repertoire for recognizing their own and others' feelings," she said.

He also began expanding his musical repertoire into hip hop.

With the backing of a major record label, he could afford to stretch out and expand his repertoire.

She felt 1998 was the right time to expand her acting repertoire.

Over time he expanded his repertoire to include the various other instruments mentioned above.

Under his leadership the orchestra significantly expanded its repertoire.

The thought of expanding his repertoire seemed to overwhelm him.

Her pain disappeared in a few weeks and within two months she was able to start expanding her repertoire.