Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"hon duy phan snippets" » "hon duc phan snippets", "hon dung phan snippets", "hon duy khanh snippets", "hoang duy phan snippets", "hong duc phan snippets", "cong duy phan snippets", "hon duy 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: (((("hon duy 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: (((("hon duy phan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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