Perhaps you should try some spelling variations:
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"dung doi dan slippers" » "huong doi dan slippers", "dung tai dan slippers", "dung co dan slippers", "dung hoi dan slippers", "dung doi ban slippers", "dung doi dau slippers", "dung doi dan slippery", "dung doi dan grippers"
"locating bug code snippets" » "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 data snippets") or ("dung doi dan slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data snippets") OR ("dung doi dan slippers"))) OR ("locating bug code snippets")).
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