The documents are not considered to have come from a filing system.

Once you've organized everything, use a filing system to keep it that way.

We've got the same data with a modern filing system.

Set up a filing system for easy access to your paperwork.

She even introduced a filing system a couple of years back.

The King looked at them for a moment, and then the internal filing system threw up a card.

She is an expert on nearly everything and plans to create the perfect filing system.

I told her to call Accounting, but that doesn't sound like their filing system.

It must, therefore, have a number linked with whatever filing system is in use.

"How can anyone ever find anything with a filing system like this?"