Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"bai san vinh snippets" » "bai van vinh snippets", "bai son vinh snippets", "bai tan vinh snippets", "tai san vinh snippets", "hai san vinh snippets", "bai toan vinh snippets", "bai san 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 san 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 san vinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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