The ideal search experience involves a User entering a search term, waiting an infinitesimal amount of time, and having the perfectly matching asset delivered at the top of a list of other extremely relevant hits. Like this:
The developers of an asset control much about how the asset’s information is stored in the search engine (this process is called indexing), and how its information is searched and returned in the search results. Developers who dislike how a particular asset behaves in search can use an Indexer Post Processor to modify the asset’s indexing behavior and how search queries are constructed to look up the assets in Liferay DXP.
The Search Results behavior configurable through the UI is covered in this section: