Google Weblog: Big News! New Google Operator
So what is the big deal? The ~ operator adds the ability to search for synonyms of the keyword marked with the “~”.
Example: weblog help and weblog ~help
According to the Google Blog the ~ character was chosen because it’s shorthand for approximate and a good way for users to express their wish to expand searches to include synonyms.
More information at Google’s search help
[Via Google Blog]
such tools can make that your site isn’t in the pagerank any more!
Which tools?
Jarle, a ‘tool’ meaning the ‘~’ function in between a search phrase.
rainer, Google shows it’s features so surfers can use them. If they don’t mention them, what good are they? Seo’s will always be manipulating. The very nature of search engines make this possible.