Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nang co cac snippets" » "nang co code snippets", "nang cao cac snippets", "nang doc cac snippets", "nang hoc cac snippets", "nang cho cac snippets", "nang ca cac snippets", "nang co cau snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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