1.   A living organism can therefore be regarded as an extremely intricate electrical system.

2.   The farmers use an intricate system of drainage canals.

3.   The earnings of metal miners are notoriously difficult to estimate because intricate systems of payment by results produced wide fluctuations.

4.   Drainage proved a challenge, so an intricate system was designed to avoid buildup in the planting areas.

5.   It has only been in recent years that computer power has grown enough to gather and analyze data on such intricate systems.

6.   It treats culture as mere entertainment rather than an intricate system of meanings worthy of study and devotion.

7.   Its waters are controlled by an intricate system of spillways maintained by the US Army Corps of Engineers.

8.   Next to be removed were the mechanisms that connect the keyboards to the valves that blow air into the pipes, an intricate system of levers.

9.   On Wednesday, dispirited people found it their duty to rapidly reconstruct an intricate financial system.