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