Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"thu hoc dung snippets" » "thu hoc ung snippets", "thu hoc dan snippets", "thu hoc cong snippets", "tu hoc dung snippets", "thu hoi dung snippets", "tru hoc dung snippets"

Try widening your search to All Fields.

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