Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cac toan xac snippets" » "cac khoan xac snippets", "hach toan xac snippets", "cac thanh xac snippets", "cac toan ban snippets", "cac toan hoc snippets", "cac toan tap snippets"

Try widening your search to All Fields.

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