Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"lua hong hai snippets" » "luan phong hai snippets", "luat huong hai snippets", "luat thong hai snippets", "lua hoang hai snippets", "lua hong thai snippets", "lua hong ha snippets", "lua hong hai 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: (((("lua hong hai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lua hong hai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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