Error: clear the history in the search box in the website?

problem ： After I click in the search box , Some search records will appear , But there are some keywords I haven't searched on this website , But some keywords irrelevant to this website . And different websites seem to have overlapping keywords . As shown in the figure below , How should I clear these historical records ？

One 、 Mode one [ It is suggested to look at mode 2 directly ]

solve

Cleaned up browsed data , But it didn't work . I use it Chrome browser

effect

No effect , Not recommended

Two 、 Mode two

shift+del

You can use the arrow keys or the mouse to move to the option content , Then press the key combination shift+del, You can delete the specified content .

analysis

This happens , The browser should automatically record the search content , But I didn't find out how to delete all , Let me know in the comments section if you find any .