Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"bai tan vinh snippets" » "bai tran vinh snippets", "bai van vinh snippets", "bai tan binh snippets", "bai toan vinh snippets", "bai tang vinh snippets", "bai tap vinh snippets", "bai tan vinh 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: (((("bai tan vinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bai tan vinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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