Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"ngo thu phan snippets" » "ngo thu nhan snippets", "ngo thuat phan snippets", "ngo than phan snippets", "ngo thi phan snippets", "nguoi thu phan snippets", "nghe thu phan snippets", "ngo thu phan 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: (((("ngo thu phan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngo thu phan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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