Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thi tran quy snippets" » "thi trang quy snippets", "thi thanh quy snippets", "thi lan quy snippets", "thi tran duy snippets", "thi tran quoc snippets", "thi tran thuy snippets", "thi tran quy 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: (((("thi tran quy snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi tran quy snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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