Spotlight search not including Applications in the result [MacOS Mojave] Problem:  apps not being included in the result. None of the apps show up.
Expected behavior: FaceTime App included a top hit.


Tried re-indexing by adding and then removing from Privacy tab in spotlight settings. No change.
Rebooted multiple times. No change.


followed the suggestions in this two links as well. No change. 

Spotlight search stopped suggesting my frequently-used app 

Single application not showing up in Spotlight

Sys info :
I ran sudo mdutil -E /Applications and it worked for me on Big Sur