Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tao lap khoa snippets" » "tao lao khoa snippets", "tao la khoa snippets", "tao luan khoa snippets", "thao lap khoa snippets", "tai lap khoa snippets", "tan lap khoa snippets", "tao lap khoa 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 lap khoa 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 lap khoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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