| The Internet is a veritable smorgasbord of | | | | frequently all through the document. This is simply |
| information, where you can find everything you | | | | because the spiders focus on key words that |
| wanted to know on just about anything. There | | | | appear to be significant. |
| are millions of pages existing on the web and | | | | When keyword searches do not work |
| billions more being posted everyday. How do you | | | | While using keywords is one of the most efficient |
| ever find what you are looking for? Without using | | | | ways of doing an Internet search, it does have a |
| a search engine, seeking for information you want | | | | few drawbacks. |
| from the World Wide Web is like looking for a | | | | Keyword searches are unable to distinguish |
| needle in a haystack. | | | | between words that have different meanings but |
| Search engines can be used to find anything on | | | | are spelled the same way such as a hard drive, |
| the Internet- from interactive inter-state driving | | | | hard work or a hard rock. |
| maps to finding the best yoga therapy schools in | | | | Keyword searches are unable to include other |
| your area, from still images to video movies. | | | | words that mean the same and would actually |
| How search engines work | | | | enhance your search. If you did a search on |
| Search engines employ software programs | | | | pulmonary disease, the search would not come up |
| commonly known as spiders or crawlers to | | | | with documents that had the word 'lung' instead |
| discover new sites. This information is sent back | | | | of 'pulmonary'. This means you would not have |
| to the main site where it is indexed. Different | | | | access to valuable information. |
| search engines differ in how comprehensively and | | | | On some search engines, a keyword search |
| quickly they carry out the necessary search. | | | | would differentiate lower case from upper case, |
| As a rule, most search engines pay more | | | | eliminating even more results based on mere |
| attention to words that appear towards the start | | | | capitalization of words. |
| of the document as well as words that appear | | | | |