I think that your site still isn't Google Index for this reason when you search at GoogleFirst time you don't see your website.
You need to go Googledo Search Console & submit your website for index & also share your website in different social media for fast indexEngine Optimization. Please follow blows steps:
Hope will soon this problem will solve.
- Make sure you follow Google Webmaster Guideline.
- Make sure your website has done properly On-page SEO (URL, Title, H1-H6 Tags, Content, Images, Alt tag, Anchor tags, Internal link etc.).
- Off-Page SEO (Search Engine Submission, Local Citation, Directory Submission, Social Book Marking, Web 2, Online PR, Article Submission, Q & A, Forum Posting etc.
- Continue provide Organic Content for targeted visitors.
- Make Social Media Profile & share content at there.