@Kyawt Kay Khine , Thanks for the question. Azure Search service is yet to be migrated to Q&A. Please post your question directly on the SO forum (Azure Search forum) to receive assistance from the targeted audience.
We are actively working to onboard all services. We will make a public announcement once complete.
Thank you for your patience as we evolve the Q&A platform.
You may wish to know about Introducing Microsoft Q&A (Preview) and the supported products/services.