The words that you wrote to make a search on the net are called keywords. How search engines give you a number of sites in response to your search with a keyword; These sites have more information would be first to the serial number to come as a result of your search.  The search engines have a very good computer system, by means of which it can give you within seconds the names of websites that have the keywords typed in content.

Now when you want to prepare the content for your site in a specific subject, your site should also list between sites, enabling the searcher and should have the opportunity to see also the site. If your site has more content related to the keyword entered by the searcher, your site will appear in top positions.

This indicates that, while preparing the content, should include several versions of keywords, relevant to your website subject, so that your site should appear in most of the searches made by laymen with different words key. The chances of you have seen the searcher more if your site appears on the first page itself, as most of the searchers are not interested to see the next page, but I will do another search, typing different version keyword .  You have a sound knowledge and technical skills and as a doctor is more important than the number of patients who come to you. If you can not cure patients, she comes for the first and last time to you. But that does not mean that that same keywords are all important. The most important is the content. It is more important than keywords. It is as if they want to attract the bulk of patients in clinical you as a doctor.  Then, we shall never come. Similarly, for a website, too, the visitors will resume the visits only if the site has a very good and interesting content.