Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duc hoc cau snippets" » "duc hoc code snippets", "duoc hoc cau snippets", "luc hoc cau snippets", "du hoc cau snippets", "duc hoc cao snippets", "duc hoc cac snippets", "duc hoc can snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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