Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tao nhan dap snippets" » "giao nhan dap snippets", "ca nhan dap snippets", "tue nhan dap snippets", "tao nhan dan snippets", "tao nham dap snippets", "tao nhan dai snippets", "tao nhan dap 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: (((("tao nhan dap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao nhan dap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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