You can search for VCA events related videos, and filter the them by targets (persons/vehicles). The VCA events include intrusion detection and line crossing detection.
Make sure that the VCA functions are already enabled on the device.
On the Intelligent Search page, set the time period and set the Location to VCA Area.
Select a camera to search for the VCA event related videos.
Select the VCA event type (Intrusion Detection or Line Crossing Detection), and draw a detection area/line for search.
Click Search.