Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tri tham toc snippets" » "tri tham code snippets", "thi tham toc snippets", "tri cham toc snippets", "tri tam toc snippets", "tri thac toc snippets", "tri tham nuoc snippets", "tri tham thuc snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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