The schemes involved public and private building projects, including schools, over the last two years.

All told, such schemes may have involved $2 billion worth of goods last year, officials said.

The entire scheme, the suit says, involved books with a retail value of $20 million.

The indictment said the second scheme involved another apartment in the same building.

Longer schemes involved making contact with a supposed resistance member.

The scheme involved a $400 prize to the individual winners of the series.

Eventually, the scheme involved three phases and was intended to spread over six years.

The schemes involve the use of motor vehicles off the road.

Government investigators believe investors may have lost $80 million in schemes involving the firm.

The scheme can also involve the artist's concept for collecting data.