Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dat ngan nap snippets" » "dai ngan nap snippets", "dan ngan nap snippets", "dat ngap nap snippets", "dat ngan nam snippets", "dat ngan nhat snippets", "dat ngan phap snippets", "dat ngan nap 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: (((("dat ngan nap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat ngan nap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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