Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dep cua toan snippets" » "dep cua code snippets", "dep cuu toan snippets", "dep xuan toan snippets", "dep cua thanh snippets", "de cua toan snippets", "det cua toan snippets", "dieu cua toan 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: (((("dep cua toan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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