It is proper Netiquette to use keywords. Do put popular words and terms into the search box.
Published on May 16, 2015 | 0:22 Seconds | Science and Technology
A keyword is a word, term, or phase that describes the content of a document. They are used to find relevant content related to a particular search. Search engines rank keywords that appear in their index of websites. They also index websites and their text.
Published on October 20, 2012 | 1:30 Minutes | Science and Technology
Using keywords in a search returns results that users have viewed and pages that are visited because keywords and web pages are ranked.
Use keywords because that is how content is ranked.