Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tra anh hoc snippets" » "tra anh code snippets", "tran anh hoc snippets", "tra danh hoc snippets", "tran manh hoc snippets", "tra sinh hoc snippets", "tra benh hoc snippets", "tra hinh hoc snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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