What is the structure of the search engine on the example of Google, Yandex, Bing

Question

Programming

Good day (good graduation), I became interested in the structure of search engines, after tons of functions hidden in them. I would especially like to know what is inside, on what and how it is written, etc. :)
Thank you very much in advance!

Answer 1

Machine learning method - Matrixnet - everything else is fiction and logical assumptions. Read everywhere - each assumption is valid, except that each ranking factor (and search) applies to everyone differently. General principle of direct search: Algorithms and data structures of search