Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"ham doi nhan snippets" » "ham doi khang snippets", "ham tri nhan snippets", "ham hoi nhap snippets", "pham doi nhan snippets", "hat doi nhan snippets", "nam doi nhan snippets", "ham doi nhan 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: (((("ham doi nhan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ham doi nhan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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