activo/module-searchrefinement

Magento 2.x Search Refinement

Magento2-SearchRefinement

Transform Magento2's out of the box search behavior to 'Refinement' when searching with multiple terms., _(*1)

This free extension changes the search results behaviour of Magento 2.x to show a more restrictive result set than the one that is available out of the box. Search changes from default 'OR' to 'AND' when using a search phrase with multiple words., _(*2)

See more details here: https://extensions.activo.com/catalog-search-refinement.html, _(*3)

Another great extension by Activo Extensions!, _(*4)