Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"can cau hoc snippets" » "can cau code snippets", "van cau hoc snippets", "ban cau hoc snippets", "ca cau hoc snippets", "can cau hoi snippets", "can cau hoa snippets", "can cao 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: (((("python using java snippets") or ("can cau hoc snippets"))) or ("locating bug core snippets"))~.
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