Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phi sach xa snippets" » "pham sach xa snippets", "phi san xa snippets", "moi sach xa snippets", "phi sach dao snippets", "phi sach nha snippets", "phi sach bai snippets", "phi 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: (((("phi 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: (((("phi sach xa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi sach xa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
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