Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"bui hoc phat snippets" » "bui hoc phan snippets", "bui hoc phap snippets", "bui hoc pho snippets", "bai hoc phat snippets", "bui ngoc phat snippets", "bui khac phat snippets", "bui hoc phat 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: (((("bui hoc phat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bui hoc phat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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