The World Health Organization is working to improve public health worldwide.

She is conducting research on the world's oldest profession.

He is world-famous as a comparative linguist.

We should always remember the power of Kannon in difficult times.

This building is a symbolic landmark of our town.

We need drastic reforms.

His actions were intentional.

This building is structurally very strong.

This is a fundamental problem.

His intermittent efforts eventually led to success.