Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"jan tao duc snippets" » "tan tao duc snippets", "sang tao duc snippets", "nhan tao duc snippets", "jan tao duoc snippets", "jan dao duc snippets", "jan tho duc snippets", "jan tao duc 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: (((("jan tao duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("jan tao duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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