Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tao khoi day snippets" » "tao hoi day snippets", "thao khoa day snippets", "lao khoa day snippets", "tao khoi bay snippets", "tao khoi xay snippets", "tao khi day snippets", "tao khoi day 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 khoi day 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 khoi day snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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