The phrase "complexity surrounding" is grammatically correct and can be used in written English.
It is typically used to describe a complicated or intricate situation or topic that is surrounded by various factors or issues. Example: The study of climate change is a highly debated topic due to the complexity surrounding it, including economic, political, and scientific considerations.
A federal judge in San Diego today settled a legal complexity surrounding the recall vote, striking down part of a California law governing how recall ballots are counted.
What is of concern is the "complexity" surrounding the review and the timely nature of its publication alongside the changes made to legal aid by Laspo.
Or, from an older pronouncement: "Windows 98 will not answer the real Year 2000 problem in Redmond the endless epicycles of Ptolemaic complexity surrounding the Wintel imperium.
On behalf of the Egyptian vulture, as well as the region's other vulture species, Çağan had recently opened a "vulture restaurant" — a project uniquely illustrative of the human, biological, and political complexity surrounding his work.
It's a tight, slick polemic which doesn't shy from the complexity surrounding the debate or the fact it wants you the viewer to get up and do something about it.
That should give an insight into the display from Adnan Januzaj that gave Manchester United victory and unravel the complexity surrounding the number of clubs and countries chasing the 18-year-old.
The most complexity surrounds the 760 homes of these adjoining post-war estates, bordered at the western end of the project area by North End Road.
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.
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.
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.
