What are the keys to searching more than one word (moved to the Idea Lab)

Summary:

We are not getting appropriate results using the search bar in Learning

Content (please ensure you mask any confidential information):

EDIT* - this has been moved to the idea lab:

We use LinkedIn learning and have some point solutions that have learning content available through that platform. However for most of these solutions we also have in house created content that we would prefer employees to look at first.

We use an acronym in the title of any in-house developed content and want the users to be able to use that acronym as one of two search terms (example FWCU and dynamics) but we have tried a few ways to understand what the best practice is for using multiple search words (just the two words with a space, with a comma, with a +, etc.) and are not finding the results returned reasonable even if we remove spaces and join the title the inhouse content is returned 3rd (note I also have an open SR on default cover art