Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"lua thi hien snippets" » "lua thi lien snippets", "lua thi huyen snippets", "lua thi hue snippets", "luan thi hien snippets", "luat thi hien snippets", "luc thi hien snippets", "lua thi hien 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 thi hien 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 thi hien snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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