Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cuon ve cau snippets" » "cuon ve code snippets", "cuong ve cau snippets", "cuong vo cau snippets", "chuan ve cau snippets", "cuon ke cau snippets", "cuon va cau snippets", "cuon ve cac snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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