labeled as supplementary material web page is in a separate database (supplemental index), the primary index database is not in the supplementary index in page number will be reduced by crawling, the date of the snapshot pages are usually very old of.
If your site has many pages are marked as supplementary material, in most cases is not that good. Only when the results were not in general been marked as supplementary material to appear in the search results page, the natural page rankings greatly.
labeled as supplementary material web page, usually the following situations:
in Google search results in addition to listed web page snapshot,herve leger bandage dress, similar to the other pages,Year of the Rat and prosperous New Year - Search Engine Opti, sometimes Google will mark the page as supplementary material.
So far, Google has not much information to tell you how the definition of supplementary materials. In the Google Webmaster Guidelines in their given official information is written like this:
No. 1: Standardization of a website. That is, not with the www and www versions of the two URLs in the database, then one is likely to be labeled as supplementary material.
Second: Sometimes the page has been deleted,vertu cell phone, that is, in fact should return a 404 error URL, would be classified as supplementary material. Or domain name has expired, and is also sometimes labeled as supplementary material.
No. 3: Sometimes website owners after the changes, both old and new versions of Web content will appear in the Google index. And worse, one will be marked as supplementary material.
Fourth: duplicate content pages. Many reproduced or copied the contents of the supplementary materials will be labeled. Because Google has no way to determine which one is the original, so sometimes the creators will suffer.
from above, these types of circumstances, in most cases, supplementary materials and web content to repeat or similar.
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Google search results in the supplementary material mean?
May 15th, 2006
added site is part of Google's auxiliary index. Of the auxiliary index is less than the main index crawl restrictions. For example,louis vuitton outlet, a URL parameter may not be crawling the site to the main index, but can still be crawling into our supplement index.
the site include the index of which is completely automatic, there is no way you can select or change your site's index. Please be assured that contains the site's index will not affect the site's PageRank.
reality is being marked as supplementary material in Google search results pages usually ranked behind in the general web page,bottega veneta wallet, so usually can not be found. Unless the key word is longer, and more specific, when supplementary material to appear.
(Note: Chinese Merchants in the comments said, there are supplementary materials appear in the front page, I noticed that the Chinese search results appear more supplementary materials, but compared with the normal web page or a few.)
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