您知道Google一共参考了多少个排名的原则么？在google的网站里面，Google自己承认超过100个，但是实际上呢？告诉各位绝对不是只有100个，举个例子，时间因素没有提，镜像因素没有提，重复问题没有提，网页结构没有提，中文的处理方式更不可能提了（其实google对中文的处理还是很幼稚的）......，其实Google绝对不会把他们的家底透漏出来，否则Google就不用混了。

各位可以在Google的网站里面找到以下他们承认的一些因素。

End User Features

• Google quality and ranking

For each queryGoogle factors in 100 variables including anchor text URL patterns fonts and positioning data to calculate relevance.

• Dynamic page summaries

Search result summaries contain dynamically generated snippets of text that show how your query was used on the page.

• Results grouping

Multiple results from the same subdirectory are grouped together making search results easier to read quickly.

• Automatic spellchecker

Google's self-learning spellchecker automatically detects misspellings and suggests corrections. Using technology developed by Google it is far more accurate than industry standard software.

• Cached pages

Caches copies of every page in your index so search results can be viewed when the original sites are down.

• Hit highlighting

Query terms are highlighted on cached pages allowing users to quickly find which parts of a page are relevant to their queries.

• View as HTML

Non-HTML search results are automatically reformatted as HTML enabling users a quick glimpse at the content without having to launch the original application in which the content was created.