Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khan toan ho snippets" » "khan toan code snippets", "khanh toan ho snippets", "khan than ho snippets", "thanh toan ho snippets", "khan toan hoc snippets", "khan toan khoa snippets", "khan toan cao snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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