Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duc toan hoc snippets" » "duc toan code snippets", "duc tan hoc snippets", "duc ton hoc snippets", "duc hoan hoc snippets", "duc toan khoa snippets", "duc van hoc snippets", "duc hoa hoc snippets"
"python using java snippets" » "python using data snippets"

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