Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"duc trung su snippets" » "dac trung su snippets", "dung trung su snippets", "do trung su snippets", "duc trung vu snippets", "duc trong su snippets", "duc trung du snippets", "duc trung su 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: (((("duc trung su snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc trung su snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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