Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tran hoc hay snippets" » "toan hoc hay snippets", "than hoc hay snippets", "trac hoc hay snippets", "tran khoc hay snippets", "tran hoc may snippets", "tran hoc hai snippets", "tran hoc hay 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: (((("tran hoc hay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran hoc hay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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