Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhan thuc cac snippets" » "nhan thuc code snippets", "nhan luc cac snippets", "dan thuc cac snippets", "toan thuc cac snippets", "nhan thuc cach snippets", "nhan tuc cac snippets", "nhan phuc cac snippets"
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw snippets"

Try widening your search to All Fields.

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