Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan dung cu snippets" » "dan dung code snippets", "van dung cu snippets", "tin dung cu snippets", "ap dung cu snippets", "dan dung cua snippets", "dan dung co snippets", "dan dung cho snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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