Using a search engine to retrieve information and resources that are related to a specific topic or query. By entering relevant keywords or phrases into a search engine, users can generate a list of results that include web pages, articles, videos, and other types of content that are related to the query. Search engines use algorithms to analyze and rank content based on its relevance to the query, as well as other factors such as the quality of the content and the authority of the website. By exploring the search results and clicking on relevant links, users can discover new knowledge entities and deepen their understanding of a particular topic. Additionally, search engines can be used to refine and narrow down search results by using advanced search features, such as filtering by date or searching within a specific website.