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