Modern search engines like Google use advanced techniques such as word stemming (finding related terms like "translation" for "translator") and synonym matching to understand the true intent behind your search.
Historically, a search for "Iron Man" yielded a list of websites—IMDb, Wikipedia, fan forums. The user had to click to find information. Today, search engines (predominantly Google, but also YouTube and TikTok) utilize "Knowledge Panels" and "Zero-Click" searches.
