Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"phung tang cua snippets" » "phung dang cua snippets", "phung thanh cua snippets", "phuong bang cua snippets", "phung mang cua snippets", "phung hang cua snippets", "phung tang luan snippets"
"locating bug core snippets" » "locating bug code snippets"

Try widening your search to All Fields.

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