Perhaps you should try some spelling variations:
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets", "python using data slippers"
"dung co dun snippets" » "dung cho dun snippets", "dung cong dun snippets", "dung cua dun snippets", "dung co dan snippets", "dung mo dun snippets", "dung co don snippets", "dung co dun 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: (((("dung co dun snippets") or ("python using data snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung co dun snippets") OR ("python using data snippets"))) OR ("locating bug code snippets")).
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