Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"anh tra cuu snippets" » "anh tra code snippets", "anh trac cuu snippets", "anh ta cuu snippets", "thanh tra cuu snippets", "anh tra cau snippets", "anh trau cua snippets", "anh trua cua snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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