This is a complex text and the procedure for review has also been complex.

Racism is a complex issue.

It is a highly complex problem.

Naturally, it is a complex business.

Nicotine addiction is a complex matter.

This is a complicated subject.

It all gets very complicated.

It was a very complicated vote.

The current situation is extremely complicated.

It is complicated and administratively difficult.

These are thus areas which require us to discuss the most intricate matters on a case by case basis.

We do not want to over - complicate it.

This would only complicate and slow down the decision - making process.

These would in fact sabotage part of the categorisation and complicate it.

There will be elaborate procedures and delays.

Elaborate schemes of water purification are imposed upon them to no public good ".

Thus, it would be unhelpful for me at this stage to elaborate further.

I will not elaborate on the content of the report.

Time will not allow me to elaborate on my third key point, which relates to structural policies.

Some of them are already involved and we want more of them involved, including the applicant countries.

Accounting firms were involved.

This subject is incredibly involved.

Women and children are involved.

I have consulted the services involved.

We are moving to a more sophisticated system.

They are after all more subtle and sophisticated.

This is a very tricky business.

The question of age limits is extremely tricky.

He had a really very tricky subject to deal with.

A tricky situation has arisen within the industry in recent years.

They may have created tricky situations, individual problems that will have to be examined individually.