1.   But as we go back to much earlier periods, the signal systems are complex in different ways again.

2.   Plenty of objects are many-parted and heterogeneous in internal structure, without being complex in the sense in which I want to use the term.

3.   As in most Asian dishes, the sauces and marinades are complex in flavor.

4.   But this war has become only more complex in recent days.

5.   But what was simple in principle proved devilishly complex in the details.

6.   Fee structures have become increasingly complex in the load industry, which means that investor returns vary, depending on which class of shares were purchased.

7.   Librarians and their allies say the simple message is complex in practice.

8.   No country has beers that are so complex in character as the finest in Belgium.

9.   No doubt companies will grow more complex in the years ahead.

10.   Peronard said there was nothing complex in the letter.