Although working with the core search functionality in Drupal 8 can feel somewhat limited, it is not the only solution. There are alternatives to search that can be implemented to provide for more robust options. Two such alternatives are: Search API and Search API Solr Search. We will not be discussing Apache Solr as it is a little more complex to install and configure. However, the Search API will allow us to extend the default database search and is a perfect solution for our needs.
The Search API module at https://www.drupal.org/project/search_api provides a framework in order to extend core search. Multiple Search indexes can be created that then allow the use of Views to list search content. Each index can also ...