Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"danh cho dac snippets" » "danh cho cac snippets", "danh cho dao snippets", "danh cho bac snippets", "doanh cho dac snippets", "dan cho dac snippets", "dinh cho dac snippets", "danh cho dac 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: (((("danh cho dac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh cho dac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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