Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nhap van tro snippets" » "nha van tro snippets", "nhan van tro snippets", "phap van tro snippets", "nhap ban tro snippets", "nhap van tri snippets", "nhap van tru snippets", "nhap van tro 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: (((("nhap van tro snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhap van tro snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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