Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"hang hoa lu snippets" » "hang khoa lu snippets", "thanh hoa lu snippets", "hang va lu snippets", "hang hoa ly snippets", "hang hoa li snippets", "hang hoa luan snippets", "hang hoa lu 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: (((("hang hoa lu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang hoa lu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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