The phrase "a patchwork of private" is correct and usable in written English.
It can be used to describe a situation or system that is made up of various private elements or components, often implying a lack of cohesion or uniformity.
Example: "The healthcare system in our country is a patchwork of private providers, each offering different levels of service and quality."
Alternatives: "a mosaic of private" or "a collection of private".
But pessimists worry that this critical part of the emerging electronic web could become a patchwork of private roads, perhaps isolating some users.
The RSPB is concerned that biodiversity may be harder to maintain on the best woodland sites if the Forestry Commission is replaced by a patchwork of private owners.
"You could call it the United States of Gurgaon," said Sanjay Kaul, an activist critical of the city's lack of planning who argues that Gurgaon is a patchwork of private islands more than an interconnected city.
The coalition says that its big idea is devolving power down to local communities, to volunteer groups and to a patchwork of private firms, charities, mutual outfits and social enterprises, whose knowledge and energy will drive change and improve outcomes more surely than any desk-bound Whitehall bureaucrat.
More broadly, the guidelines may influence whether more software in Europe and elsewhere becomes interoperable through the promotion of open standards, or whether it remains a patchwork of private, competing systems that requires a large organization to choose a supplier and stick with it.
The U.S. is one of the only wealthy economies that lacks a comprehensive government-backed disaster insurance plan, and instead relies on a patchwork of private and public insurance schemes.
Urban though Los Angeles is, its mountains are furrowed with densely vegetated canyons full of deer and coyotes, cactuses, live oaks, wheeling hawks—a patchwork of public and private holdings claimed both by top carnivores and by their human counterparts.
In the 1920s, law enforcement was typically conducted by a patchwork of sheriffs, private detectives and vigilantes.
TfL currently runs the Tube network and London Overground services, but the capital's extensive above-ground rail network has long been under the control of a patchwork of competing private franchises.
What was once a vibrant and effective sector of the NHS built on a stable and committed workforce is now a patchwork of local private-sector providers who are subject to recommissioning every three years.
The $110 million deal, which included 90 mountain peaks and 300 lakes and ponds, was hailed as a milestone in the history of Adirondack Park, a remote patchwork of private and public lands in upstate New York.
