No, Minecraft is obviously not a serious subject, it's a videogame. But even so, there are tons of books with minecraft tutorials out there, and a quick search shows this page [0] with tons of text/diagram tutorials. The fact that you struggle to get paid has nothing to do with the state of tutorials on the web. Other people are making plenty of money selling minecraft books to kids.

[0] https://minecraft.fandom.com/wiki/Tutorials