What are the instructions for Baidu's advanced search function?

Baidu advanced search instructions refer to users using specific search syntax or instructions to perform more precise and advanced search operations when using the Baidu search engine. These instructions can help users accurately find the information they need in search results and improve search efficiency. The following are some commonly used Baidu advanced search instructions:

1. "Quotation marks": Use quotation marks to enclose keywords, which can accurately match the exact same spelling and order, and only search for content containing the keyword.
2. -Minus sign: Adding a minus sign before a keyword can exclude content containing the keyword. For example, searching for "Apple - mobile phone" will exclude search results containing the word "mobile phone".
3. site: Limit site search: Use the site: directive to limit search results to come from specified websites. For example, searching for "site:google.com Baidu" will only display sites from Google (google.com). of search results containing "Baidu".
4. filetype: File type search: Use the filetype: command to limit the search results to specific types of files. For example, searching for "filetype:pdf environmental protection" will only display PDF files containing the "environmental protection" keyword. .
5. intitle: Title keyword search: Use the intitle: command to limit the search results to content whose title contains specific keywords. For example, searching for "intitle:Baidu News" will only display the content containing "Baidu" in the title and The content is news type search results.
6. inurl: URL keyword search: Use the inurl: command to limit the search results to content whose URL contains specific keywords. For example, searching for "inurl:Baidu News" will only display URLs containing "Baidu" and The content is news type search results.
7. intext: Text keyword search: Use the intext: command to limit the search results to content containing specific keywords in the text. For example, searching for "intext: artificial intelligence technology" will only display the text containing "artificial intelligence". "Smart" and there are search results about technology.
8. numrange:Number range search: Use the numrange: command to limit the search results to a specific range of numbers. For example, searching for "numrange:10..20 Baidu" will only display numbers between 10 and 20. , and includes search results for "Baidu".

Baidu advanced search commands can help users quickly and accurately find the information they need and improve search efficiency. Users can flexibly use these instructions according to their own needs and make better use of Baidu search engine.

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