Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets", "python using data slippers"
"dung hoc ba snippets" » "dong hoc ba snippets", "dung thuoc ba snippets", "trung hoc ba snippets", "dung hoc bai snippets", "dung hoc bao snippets", "dung hoc ban snippets", "dung hoc ba slippers"

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 hoc ba snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data snippets") OR ("dung hoc ba snippets"))) OR ("locating bugs code snippets")).
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