Essentially what is happening here is that the free turkey number for whatsapp authority of your pages is split into two or more parts, rather than one, and none of the pages are ranking as well as they could.
Links are a primary ranking factor and when link authority is split across multiple URLs, it can cause further confusion and add to conflicting signals.
If your ranking doesn't increase, check for cannibalization issues.
Wrong URLs are being placed
Sometimes, you will find that the wrong URL is ranking for a keyword.
It could be a single product ranking for a keyword you associate with a category or subcategory, or maybe it’s just a different piece of content than you think should rank, perhaps one that was published years ago.

Here's a great example of a blog post from 2011 ranking high, rather than a recently launched page:
example of a post that positions itself by cannibalizing another
When this happens, it is likely that cannibalization is causing the problem and that the “wrong” URL is considered more relevant than the one you are trying to rank.
This content cannibalization can negatively impact conversion rates if users are landing on the wrong page.