Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tim dinh duc snippets" » "kim dinh duc snippets", "tim binh duc snippets", "tham dinh duc snippets", "tim minh duc snippets", "tim ninh duc snippets", "tim tinh duc snippets", "tim dinh 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: (((("tim dinh 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: (((("tim dinh duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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