It depends on the nature of your blog. In addition, do you want to be more personalized or more convenient for others to access and search?
Normally, you can use COM or CN. Such domain names are generally consistent. User usage habits
If you are more personal, you can use me. If you are more targeted, for example, if you are a podcaster who reviews various games, you can use game, and so on
If you are not in a hurry, you can Can wait.blog domain name