I have a problem with my site in Google search engine

Greetings to all
I have a problem with my site
It appears on the front page of the Google search engine
Then quickly moves to the tenth page or beyond
I do not know why that is so far
So I made the subject
Is there a solution for you
Site Link
https://ebad-rahman.blogspot.com
Please if you are posting a link please do not delete the topic
Only delete the link
Thank you very much and sorry for the poor language