Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"hoa nhat dat snippets" » "hoa chat dat snippets", "hoa nhap dat snippets", "hoa phat dat snippets", "hoa nhan dat snippets", "hoa nhat danh snippets", "hoa nhat ban snippets", "hoa nhat dat 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: (((("hoa nhat dat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoa nhat dat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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