The phrase "a complex scheme involving" is correct and usable in written English.
It can be used when describing a plan or arrangement that consists of multiple interconnected elements or factors.
Example: "The investigation revealed a complex scheme involving various stakeholders and intricate financial transactions."
Alternatives: "a complicated plan that includes" or "an elaborate strategy involving".
Teapot Dome is shorthand for a complex scheme involving multiple players moving a lot of shells at lightning speed.
The Paris gun murders were carried out with difficulty, as the end result of a complex scheme involving many perpetrators they were not, and still are not, part of the regular routine of French life.
In what Christopher J. Christie, a United States attorney, described as a complex scheme involving a former councilman and a local developer, Mr. Nixon has been accused of seeking to influence the housing authority commissioners who approved his rehiring last year on a temporary basis.
He is charged with being "a principal architect and operator" of a complex scheme involving hundreds of off-the-books financial entities.
According to a 2007 report by Brazil's attorney general, the complex scheme involved channeling money from the advertising budgets of state-controlled companies to legislators in Brazil's Congress.
During his 2010-2016 administration, hotel and land owners in Tulum were forced to hand over their properties in complex schemes involving notaries and judges.
We believe that the conceptual design algorithm developed here can be extended to more complex schemes involving multiple reactants.
"Our lawsuit today demonstrates that even the most complex schemes involving foreign issuers will be uncovered and pursued," David Nelson, director of the S.E.C.'s Southeast regional office in Miami, which led the inquiry, said in a statement.
When the number of counterparties seems infinite, traders are free to concoct ever-more-complex schemes involving ever-greater leverage which create an ever-bigger threat of systemic collapse whenever one node in this interconnected network (such as Lehman Brothers) fails.
Revelations of a complex kickback scheme involving contracts for Bogotá construction projects have ensnared Iván Moreno, a senator arrested on graft charges.
The commodities agency says the case involves a complex scheme that relied on the close relationship between physical oil prices and the prices of financial futures, which move in parallel.
