Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung du hoan snippets" » "dung du code snippets", "dung de hoan snippets", "dung cu hoan snippets", "dung cua hoan snippets", "dung duc hoan snippets", "dung du doan snippets", "dung su hoan snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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