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