Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dat cac tieu snippets" » "dat cach tieu snippets", "dat cac trieu snippets", "dat cac kieu snippets", "sat cac tieu snippets", "dat cau tieu snippets", "dan cac tieu snippets", "dat cac tieu 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: (((("dat cac tieu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat cac tieu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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