Glitch with pages in Yandex

I'll tell you about the glitch that I have been observing in a popular search engine for a long time.



For the investigative experiment, we will need a query, which will be approximately 3-9 pages of results in Yandex.
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For example: " crazy request for a strange habr site "

So, turn on Yandex, enter this request and see the following picture:


Feel free to click on the last page number 5 and ...

Oh God! There are only 4 left.

Thanks for attention. :-)