Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung co rong snippets" » "dung co code snippets", "dung cho rong snippets", "dung cong rong snippets", "dung cua rong snippets", "dung co trong snippets", "dung mo rong snippets", "dung co dong snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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