The phrase 'complexities surrounding' is a perfectly valid phrase in written English.
It can be used to refer to the complicated aspects of a particular situation or topic. For example, "The complexities surrounding the budget negotiations made it difficult to reach a resolution."
And instead of downplaying the complexities surrounding the rebuilding and revitalization of Lower Manhattan, Mr. Bloomberg made them the centerpiece of his remarks.
In "Far from the Tree: Parents, Children, and the Search for Identity" — which Nathan Heller reviewed, in 2012 — Andrew Solomon explores some of the complexities surrounding them.
What is more, because of the technical complexities surrounding nuclear plants, judges effectively tended to side with a national strategy of promoting nuclear power, he said.
But the stark language often brushes past the complexities surrounding immigration, which has proved to be a nuanced and difficult issue, even for the mayor.
Given the ethical complexities surrounding the case, the FA is understood to have decided that an immediate return to football would offer Livermore and his family the best hope of rebuilding their lives.
But I still fretted over how I would raise her, what kind of role model I would be, whether I would take my own smugly written advice on the complexities surrounding girls' beauty, body image, education, achievement.
As Nicholas D. Kristof writes in his Aug. 5 column about the complexities surrounding the use of atomic bombs on Japan, the situation in the summer of 1945 was not as simple as many "revisionists" would have us believe.
The complexities surrounding the search are immense: the area is six days' sail from the nearest shore and previously unmapped, with water depths of up to 6,000m and underwater mountains, crevasses and 2,000m sheer drops.
After a Google Glass demonstration, I raised some skeptical points on Twitter about the social and ethical complexities surrounding the device — and was almost immediately called a technophobe by a well-known pundit.
