Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dun duc phan snippets" » "dun dung phan snippets", "dun duc thang snippets", "dun duc phung snippets", "duong duc phan snippets", "xuan duc phan snippets", "dang duc phan snippets", "dun duc phan 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: (((("dun duc phan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dun duc phan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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