Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phe phan hao snippets" » "phi phan hao snippets", "pho phan hao snippets", "phieu phan hao snippets", "phe phan ha snippets", "phe pan hao snippets", "phe phan bao snippets", "phe phan hao 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: (((("python using java snippets") or ("phe phan hao snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("phe phan hao snippets"))) OR ("locating bug code snippets")).
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