Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chung cua cu snippets" » "chung cua code snippets", "chung cu cu snippets", "dung cua cu snippets", "huong cua cu snippets", "chung cua chu snippets", "chung cua su snippets", "chung cua co snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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