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