Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hai toan cau snippets" » "hai toan code snippets", "bai toan cau snippets", "hai tan cau snippets", "hach toan cau snippets", "hai toan cao snippets", "hai toan ban snippets", "hai toan tap snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("hai toan cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai toan cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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