Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"danh cho hap snippets" » "danh ho hap snippets", "danh cho dap snippets", "danh cho hai snippets", "doanh cho hap snippets", "dan cho hap snippets", "dinh cho hap snippets", "danh cho hap 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: (((("danh cho hap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh cho hap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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