Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"duc cap dung snippets" » "duc ap dung snippets", "duc chan dung snippets", "duc cach dung snippets", "suc cap dung snippets", "duc cac dung snippets", "duc phap dung snippets", "duc cap dung 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: (((("duc cap dung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc cap dung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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