Answer 1

Search engine optimization
https://en.m.wikipedia.org/wiki/Search_engine_optimization

Answer 2

Search Engine Optimization which is created by Google

Answer 3

From four months ago:

https://www.sololearn.com/Discuss/1486858/?ref=app

From two and a half years ago:

https://www.sololearn.com/Discuss/3565/?ref=app

There are already similar (if not identical) questions posted, such as the one(s) above. You can find the answers using the search bar.

Please help keep the quality of posts high in this section of the forum, SoloLearn servers uncluttered, and app latency low by reviewing the following:

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Happy coding!

P.S. Please see the following post for a humorous interpretation (but still an earnest plea).

https://www.sololearn.com/post/10362/?ref=app