Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"gui cac nhat snippets" » "gui cac nha snippets", "gui cac nhan snippets", "gui cac chat snippets", "giai cac nhat snippets", "cuoi cac nhat snippets", "giua cac nhat snippets", "gui cac nhat 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: (((("gui cac nhat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gui cac nhat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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