Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"duy anh phan snippets" » "duy hanh phan snippets", "duy anh nhan snippets", "duy anh han snippets", "duc anh phan snippets", "duy khanh phan snippets", "thuy anh phan snippets", "duy anh phan slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("duy anh 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: (((("duy anh phan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("duy anh phan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.