Usage patterns
〈事〉の側面を持つto have a certain aspect (of an issue)
This problem has a complicated aspect to it.
〈事〉を側面から見るto look at (an issue) from a certain angle/aspect
Looking at the problem from a different angle reveals a new solution.
〈場所〉の側面に立つto stand at the side of (a place/object)
He was standing at the side of the building.
〈事〉の側面を強調するto emphasize a particular aspect (of something)
The report emphasized the negative aspect of the policy.