Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"qua noi hang snippets" » "qua noi thang snippets", "qua voi hang snippets", "qua noi bang snippets", "qua loi hang snippets", "chua noi hang snippets", "qua ngon hang snippets", "qua noi hang 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: (((("qua noi hang snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qua noi hang snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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