Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thu sat vung snippets" » "thu vat vung snippets", "thu sat huong snippets", "thu sat muong snippets", "thu san vung snippets", "thu nhat vung snippets", "thuy san vung snippets", "thu sat vung 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 ("thu sat vung snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("thu sat vung snippets"))) OR ("locating bug code snippets")).
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