Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"trinh ho duc snippets" » "trinh hoa duc snippets", "trinh hoi duc snippets", "trinh cho duc snippets", "trinh hoc duc snippets", "trinh do duc snippets", "trinh hong duc snippets", "trinh ho 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: (((("trinh ho 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: (((("trinh ho duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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