Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cung cu uoc snippets" » "cung cu code snippets", "chung cu uoc snippets", "cung cua uoc snippets", "cong cu uoc snippets", "cung cu soc snippets", "cung cua nuoc snippets", "cung cua quoc snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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