Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khu tap toan snippets" » "khu tap code snippets", "khu tap doan snippets", "khu tap quan snippets", "khu bai toan snippets", "khau tai toan snippets", "thu thap toan snippets", "thuc tap toan snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"

Try widening your search to All Fields.

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