| A classic article by jakob nielsen. overly literal search engines reduce usability in that they're unable to handle typos, plurals, hyphens, and other variants of the query terms. such search engines are particularly difficult for elderly users, but they hurt everybody.a related problem is when search engines prioritize results purely on the basis of how many query terms they contain, rather than on each document's importance. much better if your search engine calls out "best bets" at the top of the list -- especially for important queries, such as the names of your products |