Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"son vung hoc snippets" » "son vung code snippets", "son tung hoc snippets", "so vung hoc snippets", "ngon vung hoc snippets", "son dung hoc snippets", "son vung moc snippets", "son trung hoc 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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• Performing a fuzzy search may retrieve terms with similar spellings: (((("son vung hoc snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
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