I sumit url google but search website vaytheoluong.000webhostapp.com , no result… help me!
It might take 1-2 week to google to crawl through your website. Please keep patience.
Additionally, you can make it faster with a sitemap.
You could try looking at the console for help! https://www.google.com/webmasters/tools/home?hl=en
The submit thing tends to mess up often, so resubmit the domain here!