I paste some missed words here. If you copy them and search them in discourse, you can find that the expected searching results are missed.
For this site: (the results should include this page: https://meta.discourse.org/t/discourse/6780?source_topic_id=13287)
指南发布
For Erick Guan’s site (https://master1.discoursecn.org/)
重启服务器 (searching results should include: https://meta.discoursecn.org/t/topic/2510)