Get 2-3 quality backlinks for the post and then check. Current situation is might be due to competition.

Hey @ngff998722 how does is your advice relevant without even knowing website URL? Genuinely curious. @nasilgezdim you should at least post URL to a SERP, when asking for...

keep web frame match phone and pc(CSS FLEX DESIGN). and make your page content to be original.

Please tell free technique/tools?

Google advertising

Unfortunately, many of these sites do this after placing a link, and I am not able to get backlinks from them for my website.

In a week time you might sense if there is any problem in indexing. For more information, https://support.google.com/webmasters/answer/7474347?hl=en

Thankyou. Can you please tell me how long does it take for Google to index a site?

I am seeing it already crawled, http://webcache.googleusercontent.com/search?client=firefox-b-d&q=cache%3Ahttps%3A%2F%2Fdiscoveryhomes.in

Just use the on-page and off-page SEO with best of your knowledge. You can follow your competitor to enrich your efforts on the way of applying the SEO.