Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi tham toc snippets" » "thi tham code snippets", "thi thao toc snippets", "thi tam toc snippets", "thi cham toc snippets", "thi thac toc snippets", "thi tham nuoc snippets", "thi tham thuc snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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