"unparalleled combination" is a correct and usable phrase in written English.
You can use it to describe something that is unique and unmatched. Example: "The chef's dessert was an unparalleled combination of flavors, leaving the diners amazed and delighted."
www.acalenergy.co.uk Sector 1 - Transportation Sector 2 - Vehicles Employees: N/A Achates Power is developing engine technology that offers what it calls "an unparalleled combination of fuel efficiency and power density at lower cost".
"Our new North American structure will create an unparalleled combination of businesses, which will serve as our passport to winning in the world's largest nonalcoholic ready-to-drink profit pool".
With an unparalleled combination of strength and toughness amongst materials, spider silk is the model for engineering materials.
For more than half a century, American higher education has been the envy of the globe, providing an unparalleled combination of academic quality and student access.
With an unparalleled combination of size, mobility and performance, the Nautiz X3 marks the latest step in making PDAs effective mobile work tools for any environment.
With an unparalleled combination of high strength and modulus, toughness, and heat resistance among materials, aramid fibers are the model for engineering materials.
Spero offers a unique combination of unparalleled visibility, instantaneous results in "live mode," and a small resource footprint to easily fit into any lab setting.
The Huffington Post made it through a unique combination of unscrupulous "aggrelooting" of contents from a variety of willing and unwilling sources, legions of unpaid bloggers, Arianna's media footprint, and unparalleled audience-building techniques (see the previous Monday Note: Transfer of Value).
The first hour or so of Steven Spielberg's "Close Encounters of the Third Kind" — a movie that opened forty years ago — is unparalleled in its combination of scary and funny ideas.
Booster has "a combination of unparalleled technology innovation, distribution efficiency, and regulatory expertise".
The combination makes an unparalleled scuba experience: on one side, a near-vertical wall teems with morays, clams, turtles and endless varieties of fish.
