Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"toan duc hat snippets" » "tran duc hat snippets", "toan du hat snippets", "ton duc hat snippets", "toan duc phat snippets", "toan duc hau snippets", "toan duc ha snippets", "toan duc hat 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: (((("toan duc hat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toan duc hat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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