Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"duoc dan dau snippets" » "duc dan dau snippets", "duoc ban dau snippets", "duoc dai dau snippets", "duoc danh dau snippets", "duoc doan dau snippets", "duoc van dau snippets", "duoc dan dau 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: (((("duoc dan dau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duoc dan dau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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