The phrase "a surprising array of" is correct and usable in written English.
It can be used to describe a diverse and unexpected collection of items, ideas, or features in various contexts.
Example: "The exhibition featured a surprising array of contemporary art pieces from around the world."
Alternatives: "an unexpected variety of" or "a remarkable selection of".
A surprising array of contenders at this year's fringe.
Even a straightforward advance from a generous parent can arouse a surprising array of emotions.
The availability of a surprising array of fruits and vegetables attests dramatically to the mildness of recent winters.
General public ignorance about asexuality can cause a surprising array of problems, even in these sexually enlightened times.
The word "moral" pops up frequently in Bissell's essays, and in a surprising array of connections: political, aesthetic and personal.
Simply put, Alentejan food is zestier than most Portuguese fare, with a bolder use of herbs like coriander in a surprising array of dishes.
In just the last eight years, since resigning from his perch at Condé Nast, Mr. Truman has taken on a somewhat surprising array of projects.
Other Voices is also the kind of gathering that unites a diverse and surprising array of musicians, from traditional Irish folk to French-Cuban twins Ibeyi, and Belgian jazz singer Melanie de Biasio to local heroes Walking on Cars, and with the audience of ticket-winners not buyers, there is a sense of real musical devotion.
Despite some moderate critical praise including a glowing review from AllMusic, who called the album's "impressively surprising" array of sounds "refreshing coming from a band who was assumed to be generic retro swing", Soul Caddy failed to achieve the chart success or commercial attention of its predecessor.
Here's a video I made that focuses on the very surprising array of job-training programs (bodyguards?!) offered by Salesian priests working there:.
The taut surfaces are nonetheless dizzyingly intricate, thanks in part to the surprising array of pictorial references built into them.
