Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran nhan ho snippets" » "tran nhat ho snippets", "tan nhan ho snippets", "tran han ho snippets", "tran nhan hoa snippets", "tran nhan hoc snippets", "tran nhan nho snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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