Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"men tinh duc snippets" » "yen tinh duc snippets", "den tinh duc snippets", "man tinh duc snippets", "men minh duc snippets", "men dinh duc snippets", "men ninh duc snippets", "men tinh duc 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: (((("men tinh duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("men tinh duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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