"deep partnership" is correct and usable in written English.
You could use it in descriptions of relationships or collaborations. For example: "The two companies have formed a deep partnership to bring their innovative products to the global market."
She demonstrates that the deep partnership between the public and private sectors underpinned economic growth.
Mr. Frank reported one person as saying that there was a 50-50 chance of some form of "deep partnership" and a significantly smaller chance of an acquisition of eBay by Yahoo.
Under the terms of the agreement struck by Theresa May last year, both sides committed to establishing a broad and deep partnership across law enforcement, criminal justice and security.
Second, do they want to foster a deep partnership with a single agency, or do they want to pool their resources with other companies to extend their impact to more aid agencies by joining one of several recently established consortiums?
As a result, "eBay would be wise to strike a deep partnership with Yahoo! or Microsoft in order to regain a balance of power in the industry," said the study's authors, Julien Decot and Steve Lee, sounding like diplomats at the Congress of Vienna in 1814.The alliances are already being struck.
Couple that with a deep partnership with Reddit, and Imgur looks pretty unstoppable.
We provide complete transparency on the entire supply chain, and have longstanding and deep partnerships with the producer co-operatives.
A more general NSA classification guide reveals more detail on the agency's deep partnerships with industry, and its ability to modify products.
Over the years, it has developed deep partnerships with several companies, awarding them billions of dollars in contracts to carry out crucial services.
They have established deep partnerships throughout MIT and with the local business and investing community, and have a proven track record of developing new projects, identifying and matching talent, and helping drive MIT-generated technology towards successful commercialization.
1) Apple rarely does such deep partnerships with third-parties.
