Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi dong cac snippets" » "thi dong code snippets", "thai dong cac snippets", "thi cong cac snippets", "thi hong cac snippets", "thi duong cac snippets", "thi dong bac snippets", "thi dung cac snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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