I mostly use search to launch apps on my phone instead of hunting for the icon or scouring folders.
I swear 1 in 5 iOS searches do not include the exact match of the app name in the results.
“Health? I have never heard of that app.” —iOS
@jeremiahlee Is your region set to SE? Does the behavior change if you set it to US and reboot? Spotlight results on macOS in English are unreliable like this unless the device region is set to US.