Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ham khai cac snippets" » "ham khai code snippets", "tham khao cac snippets", "pham khac cac snippets", "than khai cac snippets", "ham khai thac snippets", "ham thoai cac snippets", "ham tai cac snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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