Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khoa co dung snippets" » "hoa co dung snippets", "khoa cong dung snippets", "khoa hoc dung snippets", "khoa co duong snippets", "khoa co dong snippets", "khoa cu dung snippets", "khoa co dung 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: (((("khoa co dung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoa co dung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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