Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhung cu cau snippets" » "nhung cu code snippets", "nhung cau cau snippets", "nhung chu cau snippets", "chung cu cau snippets", "nhung cu cao snippets", "nhung co cau snippets", "nhung cu cu snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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