Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tinh doi cac snippets" » "tinh doi code snippets", "trinh doc cac snippets", "trinh do cac snippets", "tinh hoc cac snippets", "tinh doi cach snippets", "tinh voi cac snippets", "tinh do cac snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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