Google attempts to show unique versions of content in its search results. If it indian contact number list detects multiple identical or very similar pieces of content, it will choose the version it considers most relevant to a given search and filter out the others. Duplicate content detection may not show up in search results, limiting its visibility. Dilution of linking authority If different pages have the same content, links pointing to these pages may not be consolidated into a single source, diluting the authority those links could bring to a particular page.
Indexing Problems When there are multiple versions of the same content, Google must decide which version to index. This can lead to the less preferred version (perhaps one with lower authority or a worse user experience) being the one indexed and ranked in search results. Confusion of classification signals Duplicate content can confuse Google about which is the original page and which is the copy, which can negatively impact the ranking of an otherwise valuable page.