Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"khoi chan ta snippets" » "khoi can ta snippets", "khoai chau ta snippets", "kho khan ta snippets", "khoi chan tha snippets", "khoi nhan tai snippets", "khoi nhan tao snippets"

Try widening your search to All Fields.

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