Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van hung co snippets" » "van hung code snippets", "van dung co snippets", "manh hung co snippets", "van duong co snippets", "van chung co snippets", "van huong co snippets", "van khung co snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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