What influences on success of ASO campaign?
There are dozens of factors which play bigger or smaller role in optimizing the app: titles, descriptions, icons, usage of relevant keywords, preview photos, and videos, reviews and ratings, the number of installs and uninstalls, etc.
It doesn’t seem to be likely that complete beginners can make their app pop up in search by themselves. This work has to be done by professionals. They will help you to understand how Play Store ASO really works.