Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tri van du snippets" » "tri van code snippets", "thi van du snippets", "tri va du snippets", "trinh van du snippets", "tri van duy snippets", "tri van dau snippets", "tri van de 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: (((("python using java snippets") or ("tri van du snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tri van du snippets"))) OR ("locating bug core snippets")).
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