Baymard's search research reveals alarming gaps: 70% of e-commerce search engines can't return relevant results for product type synonyms—forcing users to guess the exact jargon. 27% fail on single-character typos. 31% of product-finding tasks end in failure when users rely on search.

The research covers 95+ guidelines spanning query handling, autocomplete design, results page UX, and faceted search integration. Essential reading for any team looking to optimize their site's search experience.

70% of e-commerce search engines are unable to return relevant results for product type synonyms—requiring users to search using the exact same jargon as the site. 31% of all product-finding tasks ended in vain when test subjects tried using search.