Republicans did indeed build a strong protective structure, and much of it is expected to hold.

This method of assembly would have resulted in a strong, light structure.

The birds have a strong social structure organized into family groups.

From this, her work took on a strong linear structure.

Use of modern composite techniques has resulted in a strong yet light structure.

Flouwen do not appear to have a strong social structure.

The party had some links with junior army officers, but could not build up a strong military structure.

But interesting language, dark humor and strong dramatic structure are also frequently present.

What you need is a simple but effective structure or framework, strong enough to support the weight of your answer.

Building a stronger democratic structure must be a key aspect of development efforts.