Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doi toan hoc snippets" » "doi toan code snippets", "boi toan hoc snippets", "doi tan hoc snippets", "doi doanh hoc snippets", "doi toan khoa snippets", "doi van hoc snippets", "doi hoa hoc snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("doi toan hoc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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