Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tu thuc tinh snippets" » "tu thuc tin snippets", "tu thue tinh snippets", "tu thuy tinh snippets", "tu thuoc tinh snippets", "thu thuc tinh snippets", "tu thu tinh snippets", "tu thuc tinh 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: (((("tu thuc tinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tu thuc tinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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