1.   As a system re-organizes into greater complexity, it increases its life.

2.   Each stage may give rise to motions not only of greater complexity but also involving smaller scales than the previous stages.

3.   A result has been more studies of greater complexity that must be approved by local ethics committees, known as institutional review boards.

4.   Ratchets could help ove life along its evolutionary pathways toward greater complexity.

5.   The short of it is that designers continue to struggle with the ever greater complexities of consumer electronics.

6.   While they admired his storytelling and the sweep of his narrative, they asked for more depth and greater complexity.