The phrase "a complex package of" is correct and usable in written English.
It can be used to describe a collection of various elements or components that are intricate or multifaceted in nature.
Example: "The new policy is a complex package of regulations designed to address multiple issues within the industry."
Alternatives: "a multifaceted set of" or "a detailed assortment of".
That refinancing involved a complex package of variable-rate bonds and derivatives called interest-rate swaps.
A complex package of legislation was almost passed in September and failed only because time ran out in that session.
The Bundesbank said Thursday that it was close to selling one of the last remaining assets, a complex package of real estate loans known as Excalibur.
A round that ties together a complex package of issues offers a better chance of striking deals: concessions in one area can be traded for advances in another.Second, a long agenda is building up.
On Monday, BP said it had agreed to sell most of its business in Russia to Rosneft as part of a complex package of deals worth a total of $55 billion.
A 22-page lawsuit filed by the US securities and exchange commission (SEC) charged Goldman Sachs with working with a controversial US hedge fund, Paulson & Co, to structure and sell a complex package of mortgages to clients while Paulson took a "short" position betting that the very same mortgages would fail.
It's a complex, omnibus package with many wiggling parts.
Self-management support by telephone is often delivered as part of a more complex package of care.
However, as we saw earlier, in Section 1.2, this form of the dispositionalist view was part of a complex package, related to the emerging scientific world-view.
Closer scrutiny of the elements of the intervention and controlled studies, however, have consistently failed to find any benefit of the biofeedback element of this complex package of care; nor has any superiority been found for one modality over another.
