Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tu thien len snippets" » "tu tien len snippets", "tu thien luan snippets", "tu thien nien snippets", "tu nhien len snippets", "su thien len snippets", "tu thiet len snippets", "tu thien len 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: (((("tu thien len snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tu thien len snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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