Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"qua van thoi snippets" » "qua van thoai snippets", "qua van thi snippets", "qua van toi snippets", "quan van thoi snippets", "qua ban thoi snippets", "qua san thoi snippets", "qua van thoi 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: (((("qua van thoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qua van thoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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