Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dung ket ban snippets" » "dong ket ban snippets", "dung kem ban snippets", "dung viet ban snippets", "dung ke ban snippets", "dung ket van snippets", "dung ket doan snippets", "dung ket ban 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: (((("dung ket ban snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung ket ban snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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