Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dao hoan lac snippets" » "dao doanh lac snippets", "vao hoang lac snippets", "do hoa lac snippets", "dao hoang lam snippets", "dao hoang lan snippets", "dao hoan hao snippets", "dao hoan lac 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: (((("dao hoan lac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao hoan lac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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