Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"danh so toc snippets" » "danh so code snippets", "dinh so toc snippets", "anh so toc snippets", "dan so toc snippets", "danh so hoc snippets", "danh co toc snippets", "danh ho toc snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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