Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dau duc tran snippets" » "dau duc tan snippets", "dau duc toan snippets", "dau duc tren snippets", "dao duc tran snippets", "dang duc tran snippets", "dau nuoc tran snippets", "dau duc tran 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: (((("dau duc tran snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dau duc tran snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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