At the same time, security risks have become more complex, too.

The task of intelligence has become more complex than it was during the cold war.

The situation directly south and west of Kabul has become very complex.

Modern warfare has become very complex, especially during the last century.

At the same time, the products are becoming more complex.

Why was such a seemingly simple project becoming so complex?

This undertaking has already become more complex than I would like.

Yet counselors say the problems of their clients have become more complex.

The characters have become more complex, but that's what we hope for in every movie.

The role of special educational needs support teachers has become more complex and clearly defined in recent years.