Assertion: search engine's user | /r/CapableOf | enter search terms
Facets:
Source sentences:
text: Search engines allow users to enter search terms known as keywords, which can be either words or phrases.
text: If the user enters a search term or phrase in the search slot of a metasearch engine and starts the search function, the machine will send the request to many other search engines.
text: By creating indexes, or large databases of Web sites (based on titles, keywords, and the text in the pages), search engines can locate relevant Web sites when users enter search terms or phrases.