Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"lap hoc dung snippets" » "lap hoc ung snippets", "lap hoc dan snippets", "lap hoc cong snippets", "lop hoc dung snippets", "lap doc dung snippets", "phap hoc dung snippets"

Try widening your search to All Fields.

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