Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cu nham cay snippets" » "cu nham code snippets", "cu pham cay snippets", "cu nhanh cay snippets", "cu nha cao snippets", "cu nhan cay snippets", "cu nam cay snippets", "cuu nhan cay snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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