Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tran duy hat snippets" » "tran duc hat snippets", "tran quy hat snippets", "tran thuy hat snippets", "tran duy vat snippets", "tran duy hao snippets", "tran duy phan snippets", "tran duy hat 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 ("tran duy hat snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tran duy hat snippets"))) OR ("locating bug code snippets")).
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