Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc phan cac snippets" » "hoc phan code snippets", "hoc dan cac snippets", "hoc pho cac snippets", "hoc nhan cach snippets", "hoc phan dau snippets", "hoc phan lap snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"

Try widening your search to All Fields.

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