Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"pha ban toan snippets" » "pha ban code snippets", "pha bai toan snippets", "pha ban than snippets", "pha van toan snippets", "pha san toan snippets", "pha tan toan snippets", "nhat ban toan snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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