Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung phan cu snippets" » "dung phan code snippets", "dung nhan cu snippets", "dung luan cu snippets", "dung ha cu snippets", "dung phan cau snippets", "dung phan tu snippets", "dung phan co snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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