Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dung ta duy snippets" » "dung tai duy snippets", "dung tay duy snippets", "dung tam duy snippets", "dung tu duy snippets", "dung va duy snippets", "dung tran duy snippets", "dung ta duy 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 ta duy 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 ta duy snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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