Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"chay duy anh snippets" » "chay dua anh snippets", "pham duy anh snippets", "cay dua anh snippets", "chay duc anh snippets", "chay duy khanh snippets", "chay thuy anh snippets", "chay duy anh 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: (((("chay duy anh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chay duy anh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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