Search Engine Optimization Information

Do you know how to solve the following Search Engine Optimization?
When you go to Yahoo or Google, and search for a keyword that you see the result (a link) explaining:. Example of CNN When you look at Yahoo and Google will get the next description:. Latest CNN news on Yahoo CNN, the Cable News Network, including World, U.S., politics, business, entertainment, science, weather, sports and news. CNN.com CNN Www.cnn.com In Google delivers the latest breaking news and information on the latest top stories, weather, business, entertainment, politics, and more. www.cnn.com I wonder how I can add a description of my site as well. Note that I already deal But I realized it does not work perfectly. In other cases, Google does not recognize this. So you know how to fix this problem?
Yes, you're absolutely right. Google is a search engine and has its own algorithm to rank web sites and the list of search results. We also know that Google ignores the meta tags, only title labels to add before the finish. But where does the description? Google matches the title tag to the page content and generates results, I'm not sure, but the description screen can be controlled by modifying the HTML tags, but this requires a deep knowledge. Yahoo is very much dependent meta meta description considerss.
