To be quite honest i did not know if so much occurred behind the scenes just to obtain a few narrowed information. to find what you need, specification plays a big role. As badke stated you have to add certain word in your sentences to make  sure what you looking for can be found. By understanding what is broad and narrow information that can distinguish if you get good or best information for what is being search for. Badke even went on to explain how to enter a question in the search engine to get the more relative description that is needed. If what is entered is to long the web will give you a numerous amount of broad information which will have you going to each links to best determine what is needed for you. You can facilitate that just by implementing a few tactics can help you and also minimize the amount of time used.