Google Supplemental Results and SEO Issues

Webmasters in SEO community are facing Google supplemental result problem for quite a long period of time and trying to find its causes as well as an effective solution to it. However nobody has been able to solve this problem successfully as there is no exact cause leading to even recent, active and clean pages to show up in google supplemental index.

What are Google Supplemental Results?

Google maintains two indexes: the main index is the principal database which stores all the pages coming in normal search, and the supplemental index is the secondary database containing less relevant, obsolete and erroneous pages. The google index algorithm is responsible for sorting search results in the order of importance judged on many factors like search query related and no of quality backlinks. Webpages only coming after the normal results in the search index are called supplemental results. Through supplemental results google provides huge search facility for best SEO results and thereby prevents less important and questionable pages from appearing above the more important pages.

Supplemental Result Causes: -

As per a thorough analysis on web marketing strategy several factors as a collection contribute positively to a webpage coming under supplemental results which may be summarized as follows:

• Presence of duplicate content in META description tags, TITLE elements, main page and navigational text.
• Low page rank pages
• Use of manipulative linking practices like excess of link injections, reciprocal linking and paid links
• A large site with high page count
• Absence of fresh page content

Side Effects of Supplemental Results: -

Webpages coming in supplemental results face the wrath of search engines in many forms. They lose their rank and are considered less reliable. Therefore search engine spiders visit them rarely. As a result supplemental web pages can hardly earn the weight in google index even if it has got maximum no of back links to its credit.

How to Avoid Supplemental Pages?

There are many recommended solutions for a website to help it not coming in google supplemental results, which are as follows:

• Try to fix www/non www domain.com canonical issues first otherwise same content will be delivered at multiple urls.
• Get maximum no of back links for the deeper pages instead of home pages.
• Keep the content of each page unique.
• Start link campaigning for the newly added pages also.
• Include internal links restructuring and trust management.