Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tu nhan thoi snippets" » "tu phan thoi snippets", "tu than thoai snippets", "tu nhanh thai snippets", "tue nhan thoi snippets", "cu nhan thoi snippets", "tu ngan thoi snippets", "tu nhan 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: (((("python using java snippets") or ("tu nhan thoi snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tu nhan thoi snippets"))) OR ("locating bug code snippets")).
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