Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tran tai tro snippets" » "trang tai tro snippets", "tran thi tro snippets", "toan tai tro snippets", "tran vai tro snippets", "tran tai tao snippets", "tran tai trong snippets", "tran tai tro slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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