When they are all categorized and in their own specific folders then I don’t know what is out of place for you to search that prefix in OS and want them to be found. You should head to the Textures and Meshes folders instead of doing a search for them in command line.
I suggest you to look for the Filter that’s put on the content browser specifically for that reason.
What some people take as fact and then base rules on it is actually a theory which repeated becomes fact but if you go back you find it’s a theory that’s not necessarily true or requirement.