Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"kho hang o2 snippets" » "kho hang code snippets", "kho tang o2 snippets", "cho hang o2 snippets", "khoa dang o2 snippets", "kho hang hoa snippets", "kho hang rok snippets", "kho hang ton snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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