Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tinh he tro snippets" » "trinh he tro snippets", "tinh ha tro snippets", "tich he tro snippets", "tinh de tro snippets", "tinh ho tro snippets", "tinh he trong snippets", "tinh he 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: (((("tinh he 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: (((("tinh he tro snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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