Each search tool will have some form of help that can assist you in developing a valid search. It will also explain how the data for the page catalog has been collected and collated. There is an abundance of search tutorials. Search utilities designed to improve the quality of your results abound. Ultimately it does little good to come up with an enormous results list.
Few researchers have the time to survey the results lists extensively.
To hone down the size of the listed result., skillful search construction and refined category searches as preliminary steps often can make all of the difference. There are some other problems that are beginning to arise in the use of the major search tools. Much of the Internet's content is not in English. To achieve valid global search results it is essential that the search engine be able to translate documents. Much of our content today is not text.