One of his most significant contributions is the five forces.

Her significant contributions in so many areas have made, and will continue to make a difference.

Members of the Committee made significant contributions to low energy design in their own work.

Given a chance, she might have been able to make a significant contribution.

They're all guys making a significant contribution to society and they are good family people.

Significant contributions to the field have been made since the late 1990s.

I simply do not find the paper to be a significant contribution beyond what has already been provided.

One of his most significant contributions was to get black and white people on the same stage.

The reason being that I think he has made the most significant contribution to his team.

It has made significant contribution in the field of education.