Searchable Collections

when dealing with large collections wouldnt it be useful to be able to search the collections in the same way F3 searches the tools. so instead of this:

you have this

multiple objects from different collections could be made by typing them in the search bar at the same time, eventually AI could be used to enhance the search by descriptive search prompts. As i said this is just a quality of life suggestion it may exist but i couldn't see anything that would let you search the contents of collections.