Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tran sach va snippets" » "tran mach va snippets", "ngan sach va snippets", "tran manh va snippets", "tran sach xa snippets", "tran sach ha snippets", "tran sach dao snippets", "tran sach va 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: (((("tran sach va snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran sach va snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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