Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"quy tang thi snippets" » "qua tang thi snippets", "quy thanh thi snippets", "huy thang thi snippets", "quy dang thi snippets", "quy tang tai snippets", "quy hoang thi snippets", "quy tang thi 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 ("quy tang thi snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("quy tang thi snippets"))) OR ("locating bug code snippets")).
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