I want, however, to concentrate mainly upon the social security systems.

But yesterday he concentrated mainly on the people back at home.

Since the early 1990s she has mainly concentrated on working in Germany.

Back in those days, teams were mainly concentrated on attack.

"We're mainly concentrating on what's going to be best for us."

This report concentrates mainly on questions of common foreign and security policy.

In the later years he mainly concentrated on his batting.

They are mainly concentrated in London and other urban areas.

Democratic voters are mainly concentrated in the southern and central parts of the county.

The trade is concentrated mainly within a country in order to avoid customs control.