Perhaps you should try some spelling variations:
"python using data slippers" » "python using java slippers", "python using sat slippers", "python missing data slippers", "python using data slippery", "python using data grippers"
"luan chu duc snippets" » "luan chi duc snippets", "luan che duc snippets", "quan chu duc snippets", "luan thu duc snippets", "luan chua duoc snippets", "luan cuu duoc snippets"
"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 slippers") or ("luan chu duc snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data slippers") OR ("luan chu duc snippets"))) OR ("locating bug code snippets")).
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