Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tran giang o snippets" » "tran quang o snippets", "tran gia o snippets", "tran hoang o snippets", "tran giang code snippets", "tran giang vo snippets", "tran gian o snippets", "tran giong o snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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